The rate used in calculating your interest is set by law and is reviewed every quarter.
Interest rates for 2009-10 are shown in the table below.
Details of other quarterly interest rates are available from the Australian Taxation Office (ATO).
Table: Interest rates used for calculation of early payments, overpayments and delayed refunds (2009-10)
Period |
Interest rate |
---|---|
1 July 2009 to 30 September 2009 |
3.13 |
1 October 2009 to 31 December 2009 |
3.30 |
1 January 2010 to 31 March 2010 |
3.95 |
1 April 2010 to 30 June 2010 |
4.16 |