3.—(1) There are hereby transferred to the Lord Chancellor the functions of the Secretary of State under the Maintenance Orders (Reciprocal Enforcement) Act 1972 in so far as they relate to any matter concerning a court in Northern Ireland or a person residing or believed to reside there.
(2) Any reference in the said Act of 1972 to the Secretary of State shall, so far as necessary for giving effect to paragraph (1) above, be construed as a reference to the Lord Chancellor.
(3) In paragraphs (1) and (2) above references to the said Act of 1972 include references to that Act as applied by any Order in Council under section 40 of that Act.