Written Question·Treasury·UIN 106494

Unpaid Taxes: Interest Rates

Tabled: 19 January 2026

Answered: 22 January 2026

Named Day

Question

Mr Gregory Campbell

Democratic Unionist Party — East Londonderry

To ask the Chancellor of the Exchequer, if she will review the adequacy of the 7.75% rate of interest chargeable on unpaid income tax after each January deadline.

Answer

Dan Tomlinson

Late payment interest is charged whenever tax is paid late or paid where amounts have been overpaid.The interest charged ensures people aren’t encouraged to overpay their tax to secure a higher interest rate than available commercially. It also ensures th...

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