The preceding Parts come into force on a day appointed by regulations made by the Secretary of State.

Different days may be appointed for different purposes or areas.

This Part comes into force on the day on which this Act is passed.

The Secretary of State may by regulations make transitional or saving provision in connection with the coming into force of any provision of this Act.

The power to make regulations under subsection (4) includes power to make different provision for different purposes or areas.

Regulations under this section are to be made by statutory instrument.