(1)Provision in regard to any matter to be prescribed under this Act,F1. . . , and dealing generally with all matters of procedure and incidental matters arising out of this ActF1. . . and for carrying this ActF1. . . into effect shall be made by rules of court.
(2)Without prejudice to section 21 of the Interpretation Act (Northern Ireland) 1954 [1954 c.33] rules of court may provide—
(a)for applications for convention adoption orders to be heard and determined otherwise than in open court;
(b)for excluding or restricting the jurisdiction of any court where an application for a convention adoption orderF1. . . or an adoption orderF1. . . has been refused by that or any other court.
(3)The Lord Chief Justice may make rules with respect to any matter (not being a matter prescribed by rules under subsection (1) or (2)) with respect to which it appears to him to be necessary or expedient to make rules for giving due effect to the provisions of this Act.