Award

CAS Proxy Migration

H M REVENUE & CUSTOMS

This public procurement record has 1 release in its history.

Award

30 Apr 2026 at 15:13

Summary of the contracting process

The procurement process for the "CAS Proxy Migration" project initiated by H M Revenue & Customs (HMRC) involves migrating legacy data infrastructure to the cloud. This process falls under the IT services industry category, specifically focusing on consulting, software development, internet, and support services. Located in the United Kingdom, HMRC utilised a selective procurement method via a call-off from the G-Cloud 14 framework agreement. Key dates include the tender period end date on 1st March 2026, and the contract period spans from 1st April 2026 to 31st March 2027. The procurement has reached the award stage, with a contract value of £3,000,000, reflecting active engagement in the process.

This tender presents significant opportunities for businesses specialising in IT services, particularly those equipped to handle complex data migration challenges. Small and medium-sized enterprises (SMEs) with expertise in cloud solutions and IT consultancy can leverage this opportunity to collaborate with a major government organisation like HMRC. The project highlights the potential for business growth through the provision of specialised services within the established framework, reflecting a conducive environment for businesses seeking expansion in the public sector domain.

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Notice Title

CAS Proxy Migration

Notice Description

This contract is to provide specific and in depth support to HMRC enabling data migration from legacy data infrastructure to the cloud. This is a call off contract from G-Cloud 14 (RM1557.14)

Publication & Lifecycle

Open Contracting ID
ocds-b5fd17-282a2ad6-cc59-4b4d-b746-de4e7e4da8e9
Publication Source
Contracts Finder
Latest Notice
https://www.contractsfinder.service.gov.uk/Notice/ccb82b52-7f54-4526-b424-a356e303d82d
Current Stage
Award
All Stages
Award

Procurement Classification

Notice Type
Award Notice
Procurement Type
Framework
Procurement Category
Services
Procurement Method
Selective
Procurement Method Details
Call-off from a framework agreement
Tender Suitability
SME
Awardee Scale
SME

Common Procurement Vocabulary (CPV)

CPV Divisions

72 - IT services: consulting, software development, Internet and support


CPV Codes

72000000 - IT services: consulting, software development, Internet and support

Notice Value(s)

Tender Value
£3,000,000 £1M-£10M
Lots Value
Not specified
Awards Value
£3,000,000 £1M-£10M
Contracts Value
Not specified

Notice Dates

Publication Date
30 Apr 20262 weeks ago
Submission Deadline
1 Mar 2026Expired
Future Notice Date
Not specified
Award Date
31 Mar 20261 months ago
Contract Period
31 Mar 2026 - 31 Mar 2027 6-12 months
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Not Specified
Awards Status
Active
Contracts Status
Not Specified

Contracting Authority (Buyer)

Main Buyer
H M REVENUE & CUSTOMS
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
SS99 1AA
Post Town
Southend-on-Sea
Country
England

Major Region (ITL 1)
TLH East (England)
Basic Region (ITL 2)
TLH3 Essex
Small Region (ITL 3)
TLH31 Southend-on-Sea
Delivery Location
Not specified

Local Authority
Southend-on-Sea
Electoral Ward
Victoria
Westminster Constituency
Southend East and Rochford

Supplier Information

Number of Suppliers
1
Supplier Name

POSTERITY MILESTONE CONSORTIUM

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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