5Any scheme made under section 11 of the 1978 Measure and in force immediately before the coming into force of section 13 above shall, notwithstanding the repeal of that section, continue in force, but the bishop of the diocese to which the scheme relates may, with the consent of the diocesan synod of that diocese, vary or revoke the scheme by an instrument in writing and—
(a)the said section 11 shall apply to an instrument varying the scheme as if it were a scheme made under section 11, and
(b)sections 12 and 13 of the 1978 Measure shall not apply to such an instrument.