This Act may be cited as the Postal Services Act 2000.

Any modification by this Act of an enactment has the same extent as the enactment modified.

Subject to that, this Act extends to Northern Ireland.

Sections 127(1) to (3) and 129 and this section, together with sections 122 and 125 so far as they relate to those provisions, extend to the Isle of Man and the Channel Islands (in addition to any provisions of this Act which so extend by virtue of subsection (2) above).