Corporate report

Evaluation report – phase 3 trial of Microsoft Copilot

Evaluation of a Microsoft Copilot pilot in HM Revenue and Customs.

• From: HM Revenue & Customs
• Published: 9 July 2026

Documents

Evaluating the Impact of Microsoft Copilot in HMRC

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A summary of the findings from phase 3 of an ongoing evaluation of Microsoft Copilot in HM Revenue and Customs, carried out from September to December 2024.

Published 9 July 2026