ato logo
Search Suggestion:

What is the interest rate?

Last updated 4 August 2020

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

Interest rates for 2008–09 are shown in the table below.

Details of other quarterly interest rates are available from the Tax Office.

Table: Interest rates used for calculation of early payments, overpayments and delayed refunds (2008–09)

Period

Interest rate
(% pa)

1 July 2008 to 30 September 2008

7.75

1 October 2008 to 31 December 2008

7.31

1 January 2009 to 31 March 2009

4.76

1 April 2009 to 30 June 2009

3.16

QC93624