A New Tax System (Pay As You Go) Act 1999 (178 of 1999)
Schedule 2 Running balance accounts, general interest charge and related matters
Part 2 General interest charge
Income Tax Assessment Act 1936
50 At the end of section 221AZM
Add "The credit arises when the Commissioner makes an assessment of the income tax payable by the taxpayer or determines that no income tax is payable."