7.—(1) Subject to paragraph (2) of this regulation, the Secretary of State may, by a certificate in writing, exempt any person, class of persons, offshore installation, class of offshore installations, pipeline works, class of pipeline works, activity or class of activity from all or any of the requirements of these Regulations, and any such exemption may be granted subject to conditions and to limit of time and may be revoked by a certificate in writing at any time.
(2) The Secretary of State shall not grant any such exemption unless, having regard to the circumstances of the case, and in particular to–
(a)the conditions, if any, which he proposes to attach to the exemption; and
(b)any other requirements imposed by or under any enactment which apply to the case,
he is satisfied that the health, safety and welfare of persons at work will not be prejudiced in consequence of it.