Written Question·Treasury·UIN 71120

Research: Tax Allowances

Tabled: 29 August 2025
Answered: 10 September 2025

Question

Daisy Cooper

Liberal DemocratSt Albans

To ask the Chancellor of the Exchequer, what the (a) longest, (b) shortest and (c) average time taken from claim to decision was for Research and Development tax relief in (i) 2023-24 and (ii) 2024-25.

Answer

Dan Tomlinson
HMRC aims to process 85% of Research and Development (R&D) tax relief claims within 40 working days. This target was met in both 2023–24 and 2024–25, with performance reaching 90% in 2024–25, as reported in HMRC’s Annual Report and Accounts.HMRC publi...

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