(1) In this section "regulations" means regulations under section 1.
(2) Regulations may -
(a) create exceptions to any prohibition or requirement imposed by the regulations;
(b) provide for a prohibition imposed by the regulations not to apply to anything done under the authority of a licence issued by an appropriate Minister specified in the regulations;
(c) provide for a requirement imposed by the regulations to be subject to such exceptions as an appropriate Minister specified in the regulations may direct.
(3) Regulations may, as respects any licences or directions provided for under subsection (2)(b) or (c) -
(a) provide that a licence or direction may be general or issued to a category of persons or a particular person;
(b) provide that a licence or direction must specify what is authorised by the licence or excepted by the direction;
(c) make provision as to what may, or may not, be authorised by a licence or excepted by a direction;
(d) provide that a licence or direction may
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