Pay Overclaimed Research and Development (R&D) Tax Relief

May 11, 2026 · WOWERI

If you've claimed too much Research and Development tax relief, you'll need to repay the excess amount. Find out how.

Introduction

The Research and Development tax relief is a government program aimed at supporting innovation and business development in the UK. However, if you've claimed too much tax relief, you'll need to repay the excess amount.

How to Repay Tax Relief

To start, you'll need to determine the amount you need to repay. To do this, you'll need to recalculate your tax relief and determine the excess amount.

Steps to Repay Tax Relief

1. Determine the amount to repay: Recalculate your tax relief and determine the excess amount.
2. Contact HMRC: Contact HMRC to notify them of the need to repay tax relief.
3. Repay the tax relief: Repay the excess amount within the specified timeframe.

Source: gov.uk