7. (1) The unexpended balance of any accountable advance, other than a standing advance, shall be repaid to the department by the holder or custodian thereof not later than 10 working days after the purpose for which the advance was made has been fulfilled, unless the Treasury Board has authorized recovery by deduction from salary or wages or by deduction from a subsequent advance.

(2) Notwithstanding subsection (1), where the deputy head has issued an accountable advance, he may at any time, by notice in writing to the holder or custodian of the advance, demand an accounting thereof and repayment of any unexpended balance and the holder or custodian shall, not later than 30 days after receiving such notice, provide an accounting and make the repayment.

8. (1) An accountable advance or any part thereof that is required to be repaid shall be repaid in full by the holder or custodian thereof in a single payment.

(2) An accountable advance or any part thereof that is to be recovered by a department shall, wherever possible, be recovered in full in a single payment.