This section applies to any generating station which—
and in this subsection "waste" has the same meaning as in the Control of Pollution Act 1974.
The Secretary of State may by order provide that subsection (1) above shall have effect as if for the capacity mentioned in paragraph (a) there were substituted such other capacity (not exceeding 100 megawatts) as may be specified in the order.
In respect of any generating station to which this section applies, the Secretary of State may give a direction requiring the person who operates it—
and the amount of any stocks may be specified by reference to the period for which it would enable the generating station to be maintained in operation.
In respect of any generating station to which this section applies, the Secretary of State may give a direction—
In subsections (3) and (4) above "specified" means specified by or under the Secretary of State's direction; and a direction may—
A direction under subsection (3) or (4) above which confers on any person the function of specifying anything falling to be specified under the direction may require that person to exercise that function in such manner as may be specified by the direction.