(1)Where a power to make regulations or orders is exercisable by the Secretary of State by virtue of this Act, regulations or orders made in the exercise of that power shall be made by statutory instrument and may—
(a)make different provision in relation to different cases or classes of case, and
(b)exclude certain cases or classes of case.
(2)A statutory instrument containing regulations made by the Secretary of State under section 103 shall be subject to annulment in pursuance of a resolution of either House of Parliament.
(3)Any power conferred on the Secretary of State by this Act to make orders includes a power to vary or revoke an order so made.