11(1)The making of a residence order or a care order with respect to a child who is the subject of an existing order discharges the existing order.
(2)Where the court makes any section 8 order (other than a residence order) with respect to a child with respect to whom any existing order is in force, the existing order shall have effect subject to the section 8 order.
(3)The court may discharge an existing order which is in force with respect to a child—
(a)in any family proceedings relating to the child or in which any question arises with respect to the child’s welfare; or
(b)on the application of—
(i)any parent or guardian of the child;
(ii)the child himself; or
(iii)any person named in the order.
(4)A child may not apply for the discharge of an existing order except with the leave of the court.
(5)The power in sub-paragraph (3) to discharge an existing order includes the power to discharge any part of the order
(6)In considering whether to discharge an order under the power conferred by sub-paragraph (3) the court shall, if the discharge of the order is opposed by any party to the proceedings, have regard in particular to the matters mentioned in section 1(3).