The Secretary of State may make regulations enabling sections 16 to 19 to apply in relation to Wales, Scotland or Northern Ireland.
The regulations may amend, repeal or revoke any enactment (including an enactment contained in this Act).
The regulations may not confer functions on—
the Welsh Ministers,
the Scottish Ministers,
the First Minister and deputy First Minister in Northern Ireland,
a Northern Ireland Minister, or
a Northern Ireland department.
In this section, “enactment” includes—
an enactment contained in subordinate legislation within the meaning of the Interpretation Act 1978;
an enactment contained in, or in an instrument made under, an Act or Measure of Senedd Cymru;
an enactment contained in, or in an instrument made under, an Act of the Scottish Parliament;
an enactment contained in, or in an instrument made under, Northern Ireland legislation.