104. In Article 22 (variation, revival and revocation of orders for periodical payments), for paragraph (12) substitute the following paragraph—
“(12) An application under this Article may be made—
(a)where it is for the variation or revocation of an order under Article 4, 8, 9 or 20 for periodical payments, by either party to the marriage in question; and
(b)where it is for the variation of an order made under Article 4(1)(c), 8 or 9 for periodical payments to or in respect of a child, also by the child himself, if he has attained the age of 16.”.