PlanningUnited KingdomServices£291,667Add to pipeline

Automating Income Tax Self Assessment Innovation Proof of Concept

Published: Published 19 June 2026
Deadline: Deadline: 1 October 2026 (10 days left)

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Overview

HM Revenue & Customs is seeking suppliers for a proof of concept to explore automation of Income Tax Self Assessment through improved real-time tax liability calculation using transaction data and fintech integrations. The work will be delivered in three phases over 26 weeks: preparation of synthetic data and system design (8 weeks), build of a working technical demonstrator in a supplier sandbox environment (12 weeks), and test and evaluation (12 weeks), with estimated value of £291,667.

Contracting authority

HM Revenue & CustomsBuyer
2 live opportunities · 44 awarded contracts
London, United Kingdom
GB-PPON: PVMW-8599-JZNJ

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Key details

Country: United Kingdom
Status: Planning
Category: Services
Estimated value: £291,667
Procedure: Open
SME suitable: Yes
Published: 19 June 2026
Deadline: 1 October 2026

Classification (CPV)

Financial analysis and accounting software packageIT services: consulting, software development, Internet and support

Notice history

Every published notice in this contracting process, newest first.

Planning Update
21 August 2026
Planning Update
20 August 2026
Prior Information Notice
11 August 2026
Prior Information Notice
19 June 2026

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