Guidance

Software developers: payroll test data 2025 to 2026

Find HMRC payroll test data for software developers.

• From: HM Revenue & Customs
• Published: 20 December 2024
• Last updated: 9 January 2025 — See all updates

Documents

PAYE Tax v1.0

ZIP, 59.4 KB

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National Insurance v1.1

ZIP, 118 KB

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Student Loan v1.0

ODS, 8.63 KB

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Details

Payroll test data is for developers to use as part of their own testing routines and to check their software against HMRC guidance and specifications.

Published 20 December 2024
Last updated 9 January 2025 + show all updates

1. 9 January 2025

   The test data examples PAYE Tax v1.0 have been added.

2. 20 December 2024

   First published.