The appropriate Minister may by order make—
which he considers necessary or expedient for the purposes of, in consequence of or for giving full effect to any provision of this Act.
For the purposes of subsection (1), where any provision of an order extends to England and Wales, and Scotland or Northern Ireland, the appropriate Minister in relation to the order is the Secretary of State.
Before making an order under subsection (1) containing provision which would, if included in an Act of the Scottish Parliament, be within the legislative competence of that Parliament, the appropriate Minister must consult the Scottish Ministers.
Subsection (5) applies to any power of the Lord Chancellor, the Secretary of State or the Assembly to make regulations, rules or an order by virtue of any other provision of this Act....
The power may be exercised so as to make—
which the person exercising the power considers necessary or expedient.
The power of the Registrar General to make regulations under Chapter 5 of Part 1 may, with the approval of the Secretary of State, be exercised so as to make—
which the Registrar General considers necessary or expedient.