(1)In this Act “exempted substance” means a substance listed in Schedule 1.
(2)The Secretary of State may by regulations amend Schedule 1 in order to—
(a)add or vary any description of substance;
(b)remove any description of substance added under paragraph (a).
(3)Before making any regulations under this section the Secretary of State must consult—
(a)the Advisory Council on the Misuse of Drugs, and
(b)such other persons as the Secretary of State considers appropriate.
(4)The power to make regulations under this section is exercisable by statutory instrument.
(5)A statutory instrument containing regulations under this section may not be made unless a draft of the instrument has been laid before, and approved by a resolution of, each House of Parliament.