(1)For the purpose of limiting or reducing air pollution, the Secretary of State may by regulations impose limits on the sulphur content of oil fuel which is used in furnaces or engines.
(2)It shall be the duty of the Secretary of State, before he makes any regulations in pursuance of this section, to consult—
(a)such persons appearing to him to represent producers and users of oil fuel;
(b)such persons appearing to him to represent manufacturers and users of plant and equipment for which oil fuel is used; and
(c)such persons appearing to him to be conversant with problems of air pollution,
as he considers appropriate.
(3)Regulations under this section may—
(a)prescribe the kinds of oil fuel, and the kinds of furnaces and engines, to which the regulations are to apply;
(b)apply standards, specifications, descriptions or tests laid down in documents not forming part of the regulations; and
(c)without prejudice to the generality of section 63(1)(a), make different provision for different areas.
(4)It shall be the duty—
(a)of every local authority to enforce the provisions of regulations under this section within its area, except in relation to a furnace which is part of a process subject to Part I of the [1990 c. 43.] Environmental Protection Act 1990; and
(b)of the inspectors appointed under that Part to enforce those provisions in relation to such furnaces;
but nothing in this section shall be taken to authorise a local authority in Scotland to institute proceedings for any offence.
(5)In this section “oil fuel” means any liquid petroleum product produced in a refinery.