The ATO has published the General interest charge (GIC) and the Shortfall interest charge (SIC) rates for the fourth quarter of 2013-14.
The GIC annual rate for April - June 2014 is 9.63% while the GIC daily rate is 0.02638356%
The SIC annual rate for April - June 2014 is 5.63% while the SIC daily rate is 0.01542466%
For GIC rates, go here
For SIC rates, go here