In respect of accounting periods ending on or after 1 July 1999
HMRC has issued a short notice covering new rates of interest covering quarterly instalment payments and early payments of corporation tax not due by instalments.
Those in respect of accounting periods ending on or after 1 July 1999 took effect from 18 February 2008, and are the result of recent movement in market rates.
- The rate of interest charged on underpaid instalment payments of corporation tax changes from 6% to 6.25%.
- The rate of interest on overpaid instalment payments of corporation tax, and on corporation tax paid early (but not due by instalments) changes from 5.25% to 5%.