Guardianship of Infants Act 1964
F71 [ Power of court to vary or terminate custody or access enforcement order
18C. — (1) The court may, on application by a person granted by order of the court made under this Act, custody of, or access to a child, make an order varying or terminating an enforcement order or any part of that order.
(2) The court may, in proceedings to vary or terminate a custody or access order, in those proceedings vary or terminate an enforcement order that relates to that custody or access order. ]