(1)This Act may be cited as the Oaths and Evidence (Overseas Authorities and Countries) Act 1963.
(2)It is hereby declared that this Act extends to Northern Ireland.
(3)Her Majesty may by Order in Council direct that any provisions of this Act shall extend to the Isle of Man or any of the Channel Islands, with such adaptations or modifications as may be specified in the Order; and where any provision is so extended any Order made thereunder shall have the like extent notwithstanding that it was made before the coming into operation of the Order under this subsection, but as so extended shall have effect subject to any adaptations or modifications specified in the last-mentioned Order.