{ "uri": "https://www.find-tender.service.gov.uk/api/1.0/ocdsRecordPackages/ocds-h6vhtk-0554ec", "publisher": { "name": "Cabinet Office", "scheme": "GB-GOR", "uid": "D2", "uri": "https://www.gov.uk/government/organisations/cabinet-office" }, "publishedDate": "2026-07-08T12:13:01+01:00", "license": "http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/", "publicationPolicy": "https://www.gov.uk/government/publications/open-contracting", "version": "1.1", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ], "packages": [ "https://www.find-tender.service.gov.uk/api/1.0/ocdsRecordPackages/ocds-h6vhtk-0554ec" ], "records": [ { "ocid": "ocds-h6vhtk-0554ec", "releases": [ { "ocid": "ocds-h6vhtk-0554ec", "id": "035701-2025", "tag": [ "planning" ], "date": "2025-06-27T11:38:04+01:00", "initiationType": "tender", "planning": { "documents": [ { "id": "035701-2025", "documentType": "plannedProcurementNotice", "noticeType": "UK1", "description": "Pipeline notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/035701-2025", "datePublished": "2025-06-27T11:38:04+01:00", "format": "text/html" } ] }, "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Emma Pritt", "email": "emma.pritt@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS (Magnox Swarf Storage Silos) Boxes", "description": "Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 114000000, "amount": 95000000, "currency": "GBP" }, "mainProcurementCategory": "goods", "aboveThreshold": true, "lots": [ { "id": "1", "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-04-02T00:00:00+01:00", "endDate": "2032-04-01T23:59:59+01:00" }, "status": "planned" } ], "communication": { "futureNoticeDate": "2026-04-03T23:59:59+01:00" }, "status": "planned" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "035846-2025", "tag": [ "planning" ], "date": "2025-06-27T14:56:02+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Emma Pritt", "email": "emma.pritt@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "planning": { "milestones": [ { "id": "engagement", "type": "engagement", "description": "Sellafield will be hosting a webinar on the 17th July 2025 at 2pm to provide an overview of the upcoming MSSS (Magnox Swarf Storage Silo) Boxes procurement. Following the webinar, a questionnaire will be issued to suppliers via Atamis (Ref: C26453) to gain feedback on the proposed approach and to help inform the procurement strategy. Suppliers interested in attending the webinar on the 17th July 2025 should register their interest in Atamis under reference number C26453. Details in relation to the webinar will be released the week commencing the 14th July 2025. Responses to the questionnaire shall be submitted by 11am 25th July 2025.", "dueDate": "2025-07-25T23:59:59+01:00", "status": "scheduled" } ], "documents": [ { "id": "035846-2025", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/035846-2025", "datePublished": "2025-06-27T14:56:02+01:00", "format": "text/html" } ] }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 114000000, "amount": 95000000, "currency": "GBP" }, "mainProcurementCategory": "goods", "aboveThreshold": true, "lots": [ { "id": "1", "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-04-02T00:00:00+01:00", "endDate": "2032-04-01T23:59:59+01:00" }, "status": "planned" } ], "communication": { "futureNoticeDate": "2026-04-03T23:59:59+01:00" }, "status": "planned" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "003310-2026", "tag": [ "planning" ], "date": "2026-01-15T09:07:06Z", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Paula Martin", "email": "paula.j.martin@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "planning": { "milestones": [ { "id": "engagement", "type": "engagement", "description": "Please see below, information regarding a technical event being held by University of Sheffield/AMRC & Sellafield Ltd on the 20th of January 2026 relating to the Sellafield 3m3 Waste Containers. This event is purely a technical discussion regarding design and prototype method of manufacture. As such, no tender/commercial information will be shared or discussed. The aim of this forum is to establish the strengths and potential concerns of the latest 3m3 box design, while also gaining a clear understanding of the manufacturing methods that can be deployed.\nThere is a limited number of spaces available on the day and so we would suggest that no more than two representatives from each company attend to maximise benefit.\nAll information from this event will be shared on Atamis Ref: C26453 following the event taking place.\nFurther details and ticket reservation can be found following the below links:\nMorning Session: https://www.eventbrite.co.uk/e/technical-market-engagement-forum-tickets-1978290009673\nAfternoon Session: https://www.eventbrite.co.uk/e/technical-market-engagement-forum-tickets-1978291841151?aff=oddtdtcreator\nReservations can only be made using the links above.", "dueDate": "2026-01-20T23:59:59Z", "status": "scheduled" } ], "documents": [ { "id": "003310-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/003310-2026", "datePublished": "2026-01-15T09:07:06Z", "format": "text/html" } ] }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 114000000, "amount": 95000000, "currency": "GBP" }, "mainProcurementCategory": "goods", "aboveThreshold": true, "lots": [ { "id": "1", "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-04-02T00:00:00+01:00", "endDate": "2032-04-01T23:59:59+01:00" }, "status": "planned" } ], "communication": { "futureNoticeDate": "2026-04-27T23:59:59+01:00" }, "status": "planned" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "030504-2026", "tag": [ "planning" ], "date": "2026-04-01T15:49:02+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Paula Martin", "email": "paula.j.martin@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "planning": { "milestones": [ { "id": "engagement", "type": "engagement", "description": "A webinar is now available to view on Atamis (Ref: C26453) for the upcoming MSSS (Magnox Swarf Storage Silo) Boxes Procurement. The general themes of the webinar include: \nMSSS 3m3 Box Overview\nProcurement Strategy\nTerms & Conditions\nQuality Requirements\nSocial Impact\nTendering Hints & Tips\nThere have been several other documents and drawings issued alongside the webinar. \nFurther to this, it is anticipated that the Terms and Conditions will be added to Atamis on Tuesday 7th April.\nPlease take the time to review all of the information provided and if you have any questions, please ensure they are submitted by COP Friday 10th April. \nAll questions will be collectively responded to prior to the tender being issued.\nSuppliers interested in this webinar should register interest in Atamis reference C26453", "dueDate": "2026-04-10T23:59:59+01:00", "status": "scheduled" } ], "documents": [ { "id": "030504-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/030504-2026", "datePublished": "2026-04-01T15:49:02+01:00", "format": "text/html" } ] }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 114000000, "amount": 95000000, "currency": "GBP" }, "mainProcurementCategory": "goods", "aboveThreshold": true, "lots": [ { "id": "1", "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-06-01T00:00:00+01:00", "endDate": "2034-06-01T23:59:59+01:00" }, "status": "planned" } ], "communication": { "futureNoticeDate": "2026-04-30T23:59:59+01:00" }, "status": "planned" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "032525-2026", "tag": [ "planning" ], "date": "2026-04-09T15:28:01+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Paula Martin", "email": "paula.j.martin@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "planning": { "milestones": [ { "id": "engagement", "type": "engagement", "description": "A webinar is now available to view on Atamis (Ref: C26453) for the upcoming MSSS (Magnox Swarf Storage Silo) Boxes Procurement. The general themes of the webinar include: \nMSSS 3m3 Box Overview\nProcurement Strategy\nTerms & Conditions\nQuality Requirements\nSocial Impact\nTendering Hints & Tips\nThere have been several other documents and drawings issued alongside the webinar. \nFurther to this, it is anticipated that the Terms and Conditions will be added to Atamis on Tuesday 7th April.\nPlease take the time to review all of the information provided and if you have any questions, please ensure they are submitted by COP Friday 17th April. \nAll questions will be collectively responded to prior to the tender being issued.\nSuppliers interested in this webinar should register interest in Atamis reference C26453.\nhttps://atamis-2464.my.site.com/s/Welcome", "dueDate": "2026-04-10T23:59:59+01:00", "status": "scheduled" } ], "documents": [ { "id": "032525-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/032525-2026", "datePublished": "2026-04-09T15:28:01+01:00", "format": "text/html" } ] }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 114000000, "amount": 95000000, "currency": "GBP" }, "mainProcurementCategory": "goods", "aboveThreshold": true, "lots": [ { "id": "1", "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-06-01T00:00:00+01:00", "endDate": "2034-06-01T23:59:59+01:00" }, "status": "planned" } ], "communication": { "futureNoticeDate": "2026-04-30T23:59:59+01:00" }, "amendments": [ { "description": "The date for questions has been extended to the 17th April.", "id": "032525-2026" } ], "status": "planned" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "047818-2026", "tag": [ "tender" ], "date": "2026-05-22T12:52:17+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Christopher Hart", "email": "christopher.z.hart@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the manufacture and supply of MSSS (Magnox Swarf Storage Silo) Box assemblies.\nPlease refer to Sections 1 & 2 of the ITT Template CFP Document for further information.", "status": "active", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" }, { "id": "2", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "2" }, { "id": "3", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "3" }, { "id": "4", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "4" } ], "value": { "amountGross": 108000000.01000001, "amount": 90000000.010000005, "currency": "GBP" }, "procurementMethod": "selective", "procurementMethodDetails": "Competitive flexible procedure", "procedure": { "features": "The Procurement will be conducted in accordance with the Procurement Act 2023 and will consist of a 2 Stage Process:\nStage 1. 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This stage contains a combination of technical and commercial scored question.\nFor further details on the procurement process, please see Section 3 in the ITT Template CFP Document." }, "mainProcurementCategory": "goods", "aboveThreshold": true, "coveredBy": [ "GPA" ], "submissionMethodDetails": "All interested suppliers should register against Atamis Project C26453 where they will be able to access all the tender documentation, submit clarifications and submit their tender response. \nURL: https://atamis-2464.my.site.com/s/Welcome", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "expressionOfInterestDeadline": "2026-07-03T12:00:00+01:00", "enquiryPeriod": { "endDate": "2026-06-19T12:00:00+01:00" }, "awardPeriod": { "endDate": "2027-06-23T23:59:59+01:00" }, "lots": [ { "id": "1", "title": "Outer Box", "description": "Outer Box: £35M-£41M", "status": "active", "value": { "amountGross": 49200000, "amount": 41000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "type": "technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "description": "See PSQ criteria in Folder 1 PSQ Instructions", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "2", "title": "MSSS - Skip", "description": "MSSS - Skip: £27M-£32M", "status": "active", "value": { "amountGross": 38400000, "amount": 32000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "3", "title": "Box & Skip Lids", "description": "Box & Skip Lids\nRange: £14-£17M", "status": "active", "value": { "amountGross": 20400000, "amount": 17000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "4", "title": "Lot 4 - TEST PURPOSES ONLY", "description": "Lot 4 - TEST PURPOSES ONLY.\nThis Lot has been created as a test, please note there are only 3 Lots in this procurement", "status": "active", "value": { "amountGross": 0.01, "amount": 0.01, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "cost", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 1 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "type": "technical", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "description": "Lot 4 - TEST PURPOSES ONLY", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } } ], "lotDetails": { "maximumLotsBidPerSupplier": 3, "maximumLotsAwardedPerSupplier": 1, "awardCriteriaDetails": "The procurement is divided into three separate Lots:\nLot 1 – Outer Boxes\nLot 2 – MSSS Skips\nLot 3 – Box and Skip Lids\nEach Lot will be awarded as a standalone Contract\nOrder of Lot Award:\nLot 2 - 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In previous contracts for the supply of 3m3 boxes, the difficulty of the required design materialised during, and jeopardised the performance of, those contracts. All Lot contracts in this Procurement will embed a New Product Introduction process which enables a phased approach to design and manufacturing in an attempt to address this known risk. However, this known risk could still jeopardise the performance of the contract and necessitate modifications to the Lot contracts." }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "052570-2026", "tag": [ "tenderUpdate" ], "date": "2026-06-04T09:00:45+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Christopher Hart", "email": "christopher.z.hart@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the manufacture and supply of MSSS (Magnox Swarf Storage Silo) Box assemblies.\nPlease refer to Sections 1 & 2 of the ITT Template CFP Document for further information.", "status": "active", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" }, { "id": "2", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "2" }, { "id": "3", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "3" }, { "id": "4", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "4" } ], "value": { "amountGross": 108000000.01000001, "amount": 90000000.010000005, "currency": "GBP" }, "procurementMethod": "selective", "procurementMethodDetails": "Competitive flexible procedure", "procedure": { "features": "The Procurement will be conducted in accordance with the Procurement Act 2023 and will consist of a 2 Stage Process:\nStage 1. 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This stage contains a combination of technical and commercial scored question.\nFor further details on the procurement process, please see Section 3 in the ITT Template CFP Document." }, "mainProcurementCategory": "goods", "aboveThreshold": true, "coveredBy": [ "GPA" ], "submissionMethodDetails": "All interested suppliers should register against Atamis Project C26453 where they will be able to access all the tender documentation, submit clarifications and submit their tender response. \nURL: https://atamis-2464.my.site.com/s/Welcome", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "expressionOfInterestDeadline": "2026-07-10T12:00:00+01:00", "enquiryPeriod": { "endDate": "2026-06-26T12:00:00+01:00" }, "awardPeriod": { "endDate": "2027-06-23T23:59:59+01:00" }, "lots": [ { "id": "1", "title": "Outer Box", "description": "Outer Box: £35M-£41M", "status": "active", "value": { "amountGross": 49200000, "amount": 41000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "type": "technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "description": "See PSQ criteria in Folder 1 PSQ Instructions", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "2", "title": "MSSS - Skip", "description": "MSSS - Skip: £27M-£32M", "status": "active", "value": { "amountGross": 38400000, "amount": 32000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "3", "title": "Box & Skip Lids", "description": "Box & Skip Lids\nRange: £14-£17M", "status": "active", "value": { "amountGross": 20400000, "amount": 17000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "4", "title": "Lot 4 - TEST PURPOSES ONLY", "description": "Lot 4 - TEST PURPOSES ONLY.\nThis Lot has been created as a test, please note there are only 3 Lots in this procurement", "status": "active", "value": { "amountGross": 0.01, "amount": 0.01, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "cost", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 1 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "type": "technical", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "description": "Lot 4 - TEST PURPOSES ONLY", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } } ], "lotDetails": { "maximumLotsBidPerSupplier": 3, "maximumLotsAwardedPerSupplier": 1, "awardCriteriaDetails": "The procurement is divided into three separate Lots:\nLot 1 – Outer Boxes\nLot 2 – MSSS Skips\nLot 3 – Box and Skip Lids\nEach Lot will be awarded as a standalone Contract\nOrder of Lot Award:\nLot 2 - MSSS Skip\nLot 1 - Outer Box\nLot 3 - Box & Skip Lids\nThe only circumstance in which a supplier may be awarded more than one Lot is if they are the sole compliant bidder for one of the Lots.\nPlease refer to Section 2.5 of the ITT Template CFP Document for further information.\n*please note the number of Lots in the Tender Notice is detailed as 4, as this includes one Lot which has been created for internal testing purposes" }, "documents": [ { "id": "conflictOfInterest", "documentType": "conflictOfInterest" }, { "id": "052570-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/052570-2026", "datePublished": "2026-06-04T09:00:45+01:00", "format": "text/html" } ], "contractTerms": { "financialTerms": "Contained within tender conditions (found in folder Appendix 8 Terms and Conditions)" }, "riskDetails": "The safe retrieval and storage of Intermediate Level Waste (ILW) from the Magnox Swarf Storage Silo, one of the highest hazard facilities on the NDA estate, relies on bespoke 3m3 ILW boxes and their skips, which are integrated with existing legacy site infrastructure and designed to meet stringent safety, storage, transport and final disposal requirements. 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PSQ - Conditions of Participation:\nThis stage consists of a combination of pass/fail and scored questions. There will be a maximum of 6 suppliers per lot who will be invited to participate in the ITT stage. \nStage 2. ITT: \nThis stage is for those who are invited to tender following being down-selected to 1 of the 6 successful suppliers per lot. This stage contains a combination of technical and commercial scored question.\nFor further details on the procurement process, please see Section 3 in the ITT Template CFP Document." }, "mainProcurementCategory": "goods", "aboveThreshold": true, "coveredBy": [ "GPA" ], "submissionMethodDetails": "All interested suppliers should register against Atamis Project C26453 where they will be able to access all the tender documentation, submit clarifications and submit their tender response. \nURL: https://atamis-2464.my.site.com/s/Welcome", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "expressionOfInterestDeadline": "2026-07-13T12:00:00+01:00", "enquiryPeriod": { "endDate": "2026-06-26T12:00:00+01:00" }, "awardPeriod": { "endDate": "2027-06-23T23:59:59+01:00" }, "lots": [ { "id": "1", "title": "Outer Box", "description": "Outer Box: £35M-£41M", "status": "active", "value": { "amountGross": 49200000, "amount": 41000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "type": "technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "description": "See PSQ criteria in Folder 1 PSQ Instructions", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "2", "title": "MSSS - Skip", "description": "MSSS - Skip: £27M-£32M", "status": "active", "value": { "amountGross": 38400000, "amount": 32000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "3", "title": "Box & Skip Lids", "description": "Box & Skip Lids\nRange: £14-£17M", "status": "active", "value": { "amountGross": 20400000, "amount": 17000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "4", "title": "Lot 4 - TEST PURPOSES ONLY", "description": "Lot 4 - TEST PURPOSES ONLY.\nThis Lot has been created as a test, please note there are only 3 Lots in this procurement", "status": "active", "value": { "amountGross": 0.01, "amount": 0.01, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "cost", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 1 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "type": "technical", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "description": "Lot 4 - TEST PURPOSES ONLY", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } } ], "lotDetails": { "maximumLotsBidPerSupplier": 3, "maximumLotsAwardedPerSupplier": 1, "awardCriteriaDetails": "The procurement is divided into three separate Lots:\nLot 1 – Outer Boxes\nLot 2 – MSSS Skips\nLot 3 – Box and Skip Lids\nEach Lot will be awarded as a standalone Contract\nOrder of Lot Award:\nLot 2 - 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In previous contracts for the supply of 3m3 boxes, the difficulty of the required design materialised during, and jeopardised the performance of, those contracts. All Lot contracts in this Procurement will embed a New Product Introduction process which enables a phased approach to design and manufacturing in an attempt to address this known risk. However, this known risk could still jeopardise the performance of the contract and necessitate modifications to the Lot contracts.", "amendments": [ { "description": "The submission deadline for this opportunity has been updated to noon on Monday 13th of July to allow sufficient time to review the clarification responses issued 06/07/2026.", "id": "063434-2026" } ] }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "064143-2026", "tag": [ "tenderUpdate" ], "date": "2026-07-08T12:13:01+01:00", "initiationType": "tender", "ocid": "ocds-h6vhtk-0554ec", "parties": [ { "name": "Sellafield Limited", "id": "GB-PPON-PWYP-8439-MZWY", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Christopher Hart", "email": "christopher.z.hart@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - sub-central government" } ] } } ], "buyer": { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited" }, "tender": { "id": "C26453 (Atamis Reference)", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "MSSS Boxes Procurement", "description": "Procurement for the manufacture and supply of MSSS (Magnox Swarf Storage Silo) Box assemblies.\nPlease refer to Sections 1 & 2 of the ITT Template CFP Document for further information.", "status": "active", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" }, { "id": "2", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "2" }, { "id": "3", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "3" }, { "id": "4", "additionalClassifications": [ { "scheme": "CPV", "id": "44613800", "description": "Containers for waste material" }, { "scheme": "CPV", "id": "44400000", "description": "Miscellaneous fabricated products and related items" } ], "deliveryAddresses": [ { "region": "UKD11", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "4" } ], "value": { "amountGross": 108000000.01000001, "amount": 90000000.010000005, "currency": "GBP" }, "procurementMethod": "selective", "procurementMethodDetails": "Competitive flexible procedure", "procedure": { "features": "The Procurement will be conducted in accordance with the Procurement Act 2023 and will consist of a 2 Stage Process:\nStage 1. PSQ - Conditions of Participation:\nThis stage consists of a combination of pass/fail and scored questions. There will be a maximum of 6 suppliers per lot who will be invited to participate in the ITT stage. \nStage 2. ITT: \nThis stage is for those who are invited to tender following being down-selected to 1 of the 6 successful suppliers per lot. This stage contains a combination of technical and commercial scored question.\nFor further details on the procurement process, please see Section 3 in the ITT Template CFP Document." }, "mainProcurementCategory": "goods", "aboveThreshold": true, "coveredBy": [ "GPA" ], "submissionMethodDetails": "All interested suppliers should register against Atamis Project C26453 where they will be able to access all the tender documentation, submit clarifications and submit their tender response. \nURL: https://atamis-2464.my.site.com/s/Welcome", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "expressionOfInterestDeadline": "2026-07-15T12:00:00+01:00", "enquiryPeriod": { "endDate": "2026-06-26T12:00:00+01:00" }, "awardPeriod": { "endDate": "2027-06-23T23:59:59+01:00" }, "lots": [ { "id": "1", "title": "Outer Box", "description": "Outer Box: £35M-£41M", "status": "active", "value": { "amountGross": 49200000, "amount": 41000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "type": "technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction" }, { "description": "See PSQ criteria in Folder 1 PSQ Instructions", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "2", "title": "MSSS - Skip", "description": "MSSS - Skip: £27M-£32M", "status": "active", "value": { "amountGross": 38400000, "amount": 32000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "cost", "name": "Pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "3", "title": "Box & Skip Lids", "description": "Box & Skip Lids\nRange: £14-£17M", "status": "active", "value": { "amountGross": 20400000, "amount": 17000000, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "quality", "name": "Technical", "description": "See PSQ criteria in Folder 1 PSQ Instruction", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "pricing", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 6 }, "selectionCriteria": { "criteria": [ { "description": "See PSQ criteria in Folder 1 PSQ Instruction", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } }, { "id": "4", "title": "Lot 4 - TEST PURPOSES ONLY", "description": "Lot 4 - TEST PURPOSES ONLY.\nThis Lot has been created as a test, please note there are only 3 Lots in this procurement", "status": "active", "value": { "amountGross": 0.01, "amount": 0.01, "currency": "GBP" }, "awardCriteria": { "criteria": [ { "type": "cost", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 69, "weight": "percentageExact" } ] }, { "type": "price", "name": "Lot 4 - TEST PURPOSES ONLY", "numbers": [ { "number": 31, "weight": "percentageExact" } ] } ] }, "secondStage": { "minimumCandidates": 1, "maximumCandidates": 1 }, "selectionCriteria": { "criteria": [ { "type": "economic", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "type": "technical", "description": "Lot 4 - TEST PURPOSES ONLY" }, { "description": "Lot 4 - TEST PURPOSES ONLY", "forReduction": true } ] }, "suitability": { "sme": true }, "contractPeriod": { "startDate": "2027-07-26T00:00:00+01:00", "endDate": "2034-07-25T23:59:59+01:00" } } ], "lotDetails": { "maximumLotsBidPerSupplier": 3, "maximumLotsAwardedPerSupplier": 1, "awardCriteriaDetails": "The procurement is divided into three separate Lots:\nLot 1 – Outer Boxes\nLot 2 – MSSS Skips\nLot 3 – Box and Skip Lids\nEach Lot will be awarded as a standalone Contract\nOrder of Lot Award:\nLot 2 - MSSS Skip\nLot 1 - Outer Box\nLot 3 - Box & Skip Lids\nThe only circumstance in which a supplier may be awarded more than one Lot is if they are the sole compliant bidder for one of the Lots.\nPlease refer to Section 2.5 of the ITT Template CFP Document for further information.\n*please note the number of Lots in the Tender Notice is detailed as 4, as this includes one Lot which has been created for internal testing purposes" }, "documents": [ { "id": "conflictOfInterest", "documentType": "conflictOfInterest" }, { "id": "064143-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/064143-2026", "datePublished": "2026-07-08T12:13:01+01:00", "format": "text/html" } ], "contractTerms": { "financialTerms": "Contained within tender conditions (found in folder Appendix 8 Terms and Conditions)" }, "riskDetails": "The safe retrieval and storage of Intermediate Level Waste (ILW) from the Magnox Swarf Storage Silo, one of the highest hazard facilities on the NDA estate, relies on bespoke 3m3 ILW boxes and their skips, which are integrated with existing legacy site infrastructure and designed to meet stringent safety, storage, transport and final disposal requirements. In previous contracts for the supply of 3m3 boxes, the difficulty of the required design materialised during, and jeopardised the performance of, those contracts. All Lot contracts in this Procurement will embed a New Product Introduction process which enables a phased approach to design and manufacturing in an attempt to address this known risk. However, this known risk could still jeopardise the performance of the contract and necessitate modifications to the Lot contracts.", "amendments": [ { "description": "The submission deadline for this opportunity has been extended to noon 15th July.", "id": "064143-2026" } ] }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] } ], "compiledRelease": { "tag": [ "compiled" ], "id": "ocds-h6vhtk-0554ec-2026-07-08T12:13:01+01:00", "date": "2026-07-08T12:13:01+01:00", "ocid": "ocds-h6vhtk-0554ec", "initiationType": "tender", "planning": { "documents": [ { "id": "035701-2025", "documentType": "plannedProcurementNotice", "noticeType": "UK1", "description": "Pipeline notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/035701-2025", "datePublished": "2025-06-27T11:38:04+01:00", "format": "text/html" }, { "id": "035846-2025", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/035846-2025", "datePublished": "2025-06-27T14:56:02+01:00", "format": "text/html" }, { "id": "003310-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/003310-2026", "datePublished": "2026-01-15T09:07:06Z", "format": "text/html" }, { "id": "030504-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/030504-2026", "datePublished": "2026-04-01T15:49:02+01:00", "format": "text/html" }, { "id": "032525-2026", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/032525-2026", "datePublished": "2026-04-09T15:28:01+01:00", "format": "text/html" } ], "milestones": [ { "id": "engagement", "type": "engagement", "description": "A webinar is now available to view on Atamis (Ref: C26453) for the upcoming MSSS (Magnox Swarf Storage Silo) Boxes Procurement. The general themes of the webinar include: \nMSSS 3m3 Box Overview\nProcurement Strategy\nTerms & Conditions\nQuality Requirements\nSocial Impact\nTendering Hints & Tips\nThere have been several other documents and drawings issued alongside the webinar. \nFurther to this, it is anticipated that the Terms and Conditions will be added to Atamis on Tuesday 7th April.\nPlease take the time to review all of the information provided and if you have any questions, please ensure they are submitted by COP Friday 17th April. \nAll questions will be collectively responded to prior to the tender being issued.\nSuppliers interested in this webinar should register interest in Atamis reference C26453.\nhttps://atamis-2464.my.site.com/s/Welcome", "dueDate": "2026-04-10T23:59:59+01:00", "status": "scheduled" } ] }, "parties": [ { "id": "GB-PPON-PWYP-8439-MZWY", "name": "Sellafield Limited", "identifier": { "scheme": "GB-PPON", "id": "PWYP-8439-MZWY" }, "address": { "streetAddress": "Hinton House, Birchwood Park Avenue", "locality": "Warrington", "postalCode": "WA3 6GR", "country": "GB", "countryName": "United Kingdom", "region": "UKD61" }, "contactPoint": { "name": "Christopher Hart", "email": "christopher.z.hart@sellafieldsites.com" }, "roles": [ "buyer" ], "details": { "url": "https://www.gov.uk/government/organisations/sellafield-ltd", "classifications": [ { "scheme": "UK_CA_TYPE", "id": "publicAuthoritySubCentralGovernment", "description": "Public authority - 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This stage contains a combination of technical and commercial scored question.\nFor further details on the procurement process, please see Section 3 in the ITT Template CFP Document." }, "coveredBy": [ "GPA" ], "submissionMethodDetails": "All interested suppliers should register against Atamis Project C26453 where they will be able to access all the tender documentation, submit clarifications and submit their tender response. \nURL: https://atamis-2464.my.site.com/s/Welcome", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "expressionOfInterestDeadline": "2026-07-15T12:00:00+01:00", "enquiryPeriod": { "endDate": "2026-06-26T12:00:00+01:00" }, "awardPeriod": { "endDate": "2027-06-23T23:59:59+01:00" }, "lotDetails": { "maximumLotsBidPerSupplier": 3, "maximumLotsAwardedPerSupplier": 1, "awardCriteriaDetails": "The procurement is divided into three separate Lots:\nLot 1 – Outer Boxes\nLot 2 – MSSS Skips\nLot 3 – Box and Skip Lids\nEach Lot will be awarded as a standalone Contract\nOrder of Lot Award:\nLot 2 - MSSS Skip\nLot 1 - Outer Box\nLot 3 - Box & Skip Lids\nThe only circumstance in which a supplier may be awarded more than one Lot is if they are the sole compliant bidder for one of the Lots.\nPlease refer to Section 2.5 of the ITT Template CFP Document for further information.\n*please note the number of Lots in the Tender Notice is detailed as 4, as this includes one Lot which has been created for internal testing purposes" }, "documents": [ { "id": "conflictOfInterest", "documentType": "conflictOfInterest" }, { "id": "047818-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/047818-2026", "datePublished": "2026-05-22T12:52:17+01:00", "format": "text/html" }, { "id": "052570-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/052570-2026", "datePublished": "2026-06-04T09:00:45+01:00", "format": "text/html" }, { "id": "063434-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/063434-2026", "datePublished": "2026-07-07T09:23:35+01:00", "format": "text/html" }, { "id": "064143-2026", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/064143-2026", "datePublished": "2026-07-08T12:13:01+01:00", "format": "text/html" } ], "contractTerms": { "financialTerms": "Contained within tender conditions (found in folder Appendix 8 Terms and Conditions)" }, "riskDetails": "The safe retrieval and storage of Intermediate Level Waste (ILW) from the Magnox Swarf Storage Silo, one of the highest hazard facilities on the NDA estate, relies on bespoke 3m3 ILW boxes and their skips, which are integrated with existing legacy site infrastructure and designed to meet stringent safety, storage, transport and final disposal requirements. 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"releaseDate": "2026-04-09T15:28:01+01:00", "releaseTag": [ "planning" ], "value": "https://www.find-tender.service.gov.uk/Notice/032525-2026" } ], "datePublished": [ { "releaseID": "032525-2026", "releaseDate": "2026-04-09T15:28:01+01:00", "releaseTag": [ "planning" ], "value": "2026-04-09T15:28:01+01:00" } ], "format": [ { "releaseID": "032525-2026", "releaseDate": "2026-04-09T15:28:01+01:00", "releaseTag": [ "planning" ], "value": "text/html" } ] } ], "milestones": [ { "id": "engagement", "type": [ { "releaseID": "035846-2025", "releaseDate": "2025-06-27T14:56:02+01:00", "releaseTag": [ "planning" ], "value": "engagement" } ], "description": [ { "releaseID": "035846-2025", "releaseDate": "2025-06-27T14:56:02+01:00", "releaseTag": [ "planning" ], "value": "Sellafield will be hosting a webinar on the 17th July 2025 at 2pm to provide an overview of the upcoming MSSS (Magnox Swarf Storage Silo) Boxes procurement. Following the webinar, a questionnaire will be issued to suppliers via Atamis (Ref: C26453) to gain feedback on the proposed approach and to help inform the procurement strategy. Suppliers interested in attending the webinar on the 17th July 2025 should register their interest in Atamis under reference number C26453. Details in relation to the webinar will be released the week commencing the 14th July 2025. Responses to the questionnaire shall be submitted by 11am 25th July 2025." }, { "releaseID": "003310-2026", "releaseDate": "2026-01-15T09:07:06Z", "releaseTag": [ "planning" ], "value": "Please see below, information regarding a technical event being held by University of Sheffield/AMRC & Sellafield Ltd on the 20th of January 2026 relating to the Sellafield 3m3 Waste Containers. This event is purely a technical discussion regarding design and prototype method of manufacture. As such, no tender/commercial information will be shared or discussed. The aim of this forum is to establish the strengths and potential concerns of the latest 3m3 box design, while also gaining a clear understanding of the manufacturing methods that can be deployed.\nThere is a limited number of spaces available on the day and so we would suggest that no more than two representatives from each company attend to maximise benefit.\nAll information from this event will be shared on Atamis Ref: C26453 following the event taking place.\nFurther details and ticket reservation can be found following the below links:\nMorning Session: https://www.eventbrite.co.uk/e/technical-market-engagement-forum-tickets-1978290009673\nAfternoon Session: https://www.eventbrite.co.uk/e/technical-market-engagement-forum-tickets-1978291841151?aff=oddtdtcreator\nReservations can only be made using the links above." }, { "releaseID": "030504-2026", "releaseDate": "2026-04-01T15:49:02+01:00", "releaseTag": [ "planning" ], "value": "A webinar is now available to view on Atamis (Ref: C26453) for the upcoming MSSS (Magnox Swarf Storage Silo) Boxes Procurement. The general themes of the webinar include: \nMSSS 3m3 Box Overview\nProcurement Strategy\nTerms & Conditions\nQuality Requirements\nSocial Impact\nTendering Hints & Tips\nThere have been several other documents and drawings issued alongside the webinar. \nFurther to this, it is anticipated that the Terms and Conditions will be added to Atamis on Tuesday 7th April.\nPlease take the time to review all of the information provided and if you have any questions, please ensure they are submitted by COP Friday 10th April. \nAll questions will be collectively responded to prior to the tender being issued.\nSuppliers interested in this webinar should register interest in Atamis reference C26453" }, { "releaseID": "032525-2026", "releaseDate": "2026-04-09T15:28:01+01:00", "releaseTag": [ "planning" ], "value": "A webinar is now available to view on Atamis (Ref: C26453) for the upcoming MSSS (Magnox Swarf Storage Silo) Boxes Procurement. 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"value": "2026-01-20T23:59:59Z" }, { "releaseID": "030504-2026", "releaseDate": "2026-04-01T15:49:02+01:00", "releaseTag": [ "planning" ], "value": "2026-04-10T23:59:59+01:00" } ], "status": [ { "releaseID": "035846-2025", "releaseDate": "2025-06-27T14:56:02+01:00", "releaseTag": [ "planning" ], "value": "scheduled" } ] } ] }, "parties": [ { "id": "GB-PPON-PWYP-8439-MZWY", "name": [ { "releaseID": "035701-2025", "releaseDate": "2025-06-27T11:38:04+01:00", "releaseTag": [ "planning" ], "value": "Sellafield Limited" } ], "identifier": { "scheme": [ { "releaseID": "035701-2025", "releaseDate": "2025-06-27T11:38:04+01:00", "releaseTag": [ "planning" ], "value": "GB-PPON" } ], "id": [ { "releaseID": "035701-2025", "releaseDate": "2025-06-27T11:38:04+01:00", "releaseTag": [ "planning" ], "value": "PWYP-8439-MZWY" } ] }, "address": { "streetAddress": [ { "releaseID": "035701-2025", "releaseDate": "2025-06-27T11:38:04+01:00", "releaseTag": [ "planning" ], "value": "Hinton House, Birchwood Park 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In previous contracts for the supply of 3m3 boxes, the difficulty of the required design materialised during, and jeopardised the performance of, those contracts. All Lot contracts in this Procurement will embed a New Product Introduction process which enables a phased approach to design and manufacturing in an attempt to address this known risk. 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