HMRC late payment and repayment interest rates.
HMRC has increased by 0.25% to 3% the interest rate for late paid tax and National Insurance, including that charged on judgment debt taxation matters, from 21 November. Interest charged on underpaid corporation tax quarterly instalment payments has been increased from 1.25% to 1.5%.
The rate for repayment interest on overpaid tax is unchanged at 0.5%. This has applied since 29 September 2009.
For details, see here.