(1)If, on the day on which an instalment payable under a time to pay direction becomes due, there remains unpaid a sum, due under previous instalments, of not less than the aggregate of 2 instalments, the direction 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 direction becomes due, any part of the debt concerned remains outstanding, the direction shall cease to have effect.
(3)If any sum payable under a time to pay direction under section 1(1)(b) of this Act remains unpaid 24 hours after the end of the period specified in the direction, the direction shall cease to have effect.
(4)Where—
(a)a decree for payment of a principal sum of money contains a finding as to liability for expenses and decree for payment of the expenses is subsequently granted; and
(b)a time to pay direction is made in relation to both the principal sum and the expenses,
if under subsections (1) to (3) above the direction ceases to have effect in relation to the sum payable under either of the decrees, the direction shall also cease to have effect in relation to the sum payable under the other decree.