Interest we pay

We pay you interest on certain tax liabilities when you pay early, overpay or there's a delay in us paying your refund.

Interest on early payments
When we pay interest on early payments you make 14 days or more before the due date and how we calculate the interest.

Interest on overpayments
Check which overpayments we pay interest on and how to calculate the interest amount.

Delayed refund interest
Check what refund amounts we pay interest on if they are not paid within 14 days.

Credit interest rates and calculation
Calculation and interest rates for interest we pay on early payments, overpayments and delay in paying your refund.