20. In section 2—
(a)in subsections (3)(b) and (4), for the words “the Minister may by order”, there shall be substituted the words “the Health and Safety Executive may”; and
(b)subsection (5) shall have effect as if the references to an order made under subsection (3)(b) or subsection (4) of the section were references to a direction given under those provisions.
21. Sections 3(2) , 7(2) to (4) and 10(2) shall have effect as if the references to the Secretary of State were references to the Health and Safety Executive.
22. In section 3(2) , after paragraph (c), the following paragraph shall be inserted:—
“(d)a requirement or prohibition imposed by or under health and safety regulations which expressly apply to all mines or quarries, any class of mines or quarries to which the mine or quarry belongs or the mine or quarry.”.