This section applies for the purposes of sections 157 F3, 157A and 157B.

Late payment interest is not payable on late payment interest.

A late payment interest start date may be a non-business day within the meaning of section 92 of the Bills of Exchange Act 1882 (c. 61).

The date of payment, in relation to an amount, includes the date on which the amount is set off against an amount payable by WRA.

“"Late payment interest rate”” has the meaning given by section 163(1).