Taxation Administration Act 1953

to withhold an amount from a *dividend, from interest (within the meaning of Division 11A of Part III of the Income Tax Assessment Act 1936) or from a *royalty if no *withholding tax is payable in respect of the dividend, interest or royalty; or

to withhold from a dividend, from interest (within the meaning of that Division) or from a royalty more than the withholding tax payable in respect of the dividend, interest or royalty (reduced by each amount already withheld from it under this Subdivision).

Section 128B of the Income Tax Assessment Act 1936 deals with withholding tax liability.