(1) Except as mentioned in subsections (2) to (4), this Act extends to -

(a) England and Wales,

(b) Scotland, and

(c) Northern Ireland.

(2) In Part 1 -

(a) section 33(1) and Schedule 3 extend to England and Wales only;

(b) section 33(2) and Parts 1 and 2 of Schedule 4 extend to Scotland only;

(c) section 33(3) to (7) and Schedule 5 extend to Northern Ireland only.

(3) In Part 2, section 51 extends to England and Wales only.

(4) The amendments made by the rest of Part 2 and by Part 3 have the same extent as the provisions amended.