Taxation (Interest on Overpayments and Early Payments) Act 1983
(a) the Commissioner has allocated a payment to an RBA of an entity; and
(b) the Commissioner has allocated or intends to allocate a BAS amount or petroleum resource rent tax amount to that RBA; and
(c) under subsection 8AAZLF(2) of the Taxation Administration Act 1953 , the Commissioner, as a result of a request by the entity, is required to refund the whole or part of an RBA surplus for that RBA; and
(d) the refund takes place after the RBA interest day;
then interest is payable by the Commissioner to the entity on the amount refunded.
Section 12AF defines BAS amount , petroleum resource rent tax amount , RBA surplus and RBA interest day .