Indirect Tax Legislation Amendment Act 2000 (92 of 2000)
Schedule 11 Other amendments
A New Tax System (Goods and Services Tax) Act 1999
4B At the end of section 9-80
(2) The value of the actual supply, for the purposes of subsection (1), is as follows:
(Price of the actual supply * 10) / (10 + Taxable proportion)
taxable proportion is the proportion of the value of the actual supply that represents the value of the *taxable supply (expressed as a number between 0 and 1).