(1) If a person owes a debt to the Commonwealth, the Secretary may determine that:
(a) the amount of the debt is to be deducted from an instalment that is payable to the person; or
(b) 2 or more specified amounts that in total equal the amount of the debt are to be deducted from 2 or more instalments that are payable to the person.
Note: The Secretary may deduct an amount from an instalment payable to the person in accordance with a determination made under this section (see section 69B).
(2) If the Secretary makes a determination under subsection (1), the Secretary may vary the determination to determine a different amount or amounts that are to be deducted from one or more instalments payable to the person.
(3) If an amount is deducted under section 69B from an instalment payable to a person in accordance with a determination as made or varied under this section, the debt due to the Commonwealth by the person is reduced by an amount equal to the amount of the deduction.