(1) Any amount (including an amount of contributions) that is payable to CSC under this Act or the Trust Deed may be recovered by CSC in a court of competent jurisdiction as a debt.
(2) If:
(a) an amount (including an amount of contributions) is payable by a person to CSC under this Act or the Trust Deed; and
(b) the amount remains unpaid after the day on which payment was due;
the person is liable to pay to CSC interest on any such amount that remains unpaid at such rate as CSC determines in writing under this subsection.
(3) A determination under subsection (2) is a legislative instrument, but section 42 (disallowance) of the Legislation Act 2003 does not apply to the instrument.