(1)An authority given by OFCOM under section 62(5) in the case of apparatus of a class or description specified in a restriction order may be limited—
(a)to such of the actions restricted by the order as may be specified in the authority;
(b)to such subsidiary class or description of apparatus, falling within the class or description specified in the order, as may be specified in the authority.
(2)Terms or conditions attached by OFCOM to an authority under section 62(5) for the manufacture or importation of apparatus may relate to a period after, as well as to the time of, or a period before, the manufacture or importation.
(3)An authority under section 62(5) may be given, and terms or conditions may be attached to it—
(a)generally by means of a notice published in the London, Edinburgh and Belfast Gazettes; or
(b)by an instrument in writing issued to each person authorised to do, in relation to apparatus of a class or description to which a restriction order relates, any action for the time being restricted by the order.