(1)A relevant national authority may by regulations make provision for an enactment to have effect with modifications in consequence of any provision of this Act.
(2)Without prejudice to section 14 of the Interpretation Act 1978 (implied power to amend), a relevant national authority may by regulations amend or revoke any regulations made by the authority under subsection (1) in consequence of—
(a)the exercise of a power under section 88,
(b)the expiry of a provision of this Act under section 89, or
(c)the exercise of a power under section 90.
(3)Regulations under this section may make transitional, transitory or saving provision.
(4)In this section “relevant national authority” means a Minister of the Crown, subject as follows.
(5)In the case of regulations under this section which could also be made by an authority by virtue of any of subsections (6) to (8), a Minister of the Crown may not make the regulations without the authority's consent.
(6)The Welsh Ministers are also a relevant national authority in relation to regulations under this section which make provision which would be within the legislative competence of the National Assembly for Wales if it were contained in an Act of that Assembly (including any provision that could only be made with the consent of a Minister of the Crown within the meaning of the Ministers of the Crown Act 1975).
(7)The Scottish Ministers are also a relevant national authority in relation to regulations under this section which make provision which would be within the legislative competence of the Scottish Parliament if it were contained in an Act of that Parliament.
(8)A Northern Ireland department is also a relevant national authority in relation to regulations under this section which make provision which, if it were contained in an Act of the Northern Ireland Assembly—
(a)would be within the legislative competence of that Assembly, and
(b)would not require the consent of the Secretary of State.
(9)Any power of a Minister of the Crown or the Welsh Ministers to make regulations under this section is exercisable by statutory instrument.
(10)References in this section to regulations are to be read in relation to a Northern Ireland department as references to an order.
(11)Any power of a Northern Ireland department to make an order under this section is exercisable by statutory rule for the purposes of the Statutory Rules (Northern Ireland) Order 1979 (S.I. 1979/1573 (N.I. 12)) (and not by statutory instrument).
(12)In this section “enactment” includes—
(a)an enactment comprised in an Act or Measure of the National Assembly for Wales,
(b)an enactment comprised in an Act of the Scottish Parliament,
(c)an enactment comprised in Northern Ireland legislation, and
(d)an enactment comprised in subordinate legislation.
(13)In this section “subordinate legislation” means—
(a)subordinate legislation within the meaning of the Interpretation Act 1978,
(b)an instrument made under an Act or Measure of the National Assembly for Wales,
(c)an instrument made under an Act of the Scottish Parliament, or
(d)an instrument made under Northern Ireland legislation.