(1)If, on the day on which an instalment payable under a time to pay order becomes due, there remains unpaid a sum, due under previous instalments, of not less than the aggregate of 2 instalments, the order shall cease to have effect.
(2)If at the end of the period of 3 weeks immediately following the day on which the last instalment payable under a time to pay order becomes due, any part of the debt payable under the order remains outstanding, the order shall cease to have effect.
(3)If any sum payable under a time to pay order under section 5(2)(b) of this Act remains unpaid 24 hours after the end of the period specified in the order, the order shall cease to have effect.