11Refunds of tax

11 Refunds of tax

(1) Where the Commissioner finds in any case that tax has been overpaid by a person, the Commissioner shall: (a) refund the amount of any tax overpaid; or (b) apply the amount of any tax overpaid against any liability of the person to the Commonwealth, being a liability arising under, or by virtue of, an Act of which the Commissioner has the general administration, and refund any part of the amount that is not so applied. (2) Notwithstanding anything contained in this section, if any alteration is made in the rate of sales tax payable in respect of any goods, no refund, repayment or reduction shall, by reason of that alteration, be made of any amount paid or payable by any person as sales tax in respect of goods applied by a taxpayer to his own use before the date of assent to the law making the alteration. (3) In this section, unless the contrary intention appears, tax includes: (a) further tax; and (b) additional tax under section 29 or Part VIII of the Sales Tax Assessment Act (No. 1) 1930 as applied by this Act.