ato logo
Search Suggestion:

Interest on early payments and overpayments of tax 2020

Interest rates for early payments, overpayments of tax and on delayed refunds for 2019–20.

Last updated 5 June 2022

We pay interest on certain early payments, overpayments of tax and where there is a delay in refunding amounts from a running balance account. These are the interest rates applicable for the 2019–20 income year.

When we pay interest on early payments and overpayments

The interest rate arrangements apply to individuals, taxable trusts, companies and superannuation funds.

Interest is only payable if it is 50 cents or more.

We pay interest where:

Interest rates for 2019–20

The rate we use in calculating your interest is set by law and is reviewed every quarter.

For information on current quarterly interest rates, see Credit interest rates and calculation.

Table: Interest rates used for calculation of early payments, overpayments and delayed refunds (2019–20)


Interest rate
(% pa)

1 July 2019 – 30 September 2019


1 October 2019 – 31 December 2019


1 January 2020 – 31 March 2020


1 April 2020 – 30 June 2020