Without prejudice to the generality of section 70(1), conditions may be imposed on the grant of planning permission under that section—
A planning permission granted subject to such a condition as is mentioned in subsection (1)(b) is in this Act referred to as "planning permission granted for a limited period".
Where—
the commencement and carrying out of those operations do not constitute development for which that permission was granted.
Subsection (3)(a) does not apply to a condition attached to the planning permission by or under section 91 or 92.
Part I of Schedule 5 shall have effect for the purpose of making special provision with respect to the conditions which may be imposed on the grant of planning permission for development consisting of the winning and working of minerals or involving the depositing of refuse or waste materials, and subsection (2) has effect subject to paragraph 1(6)(a) of that Schedule.
See also section 100ZA, which makes provision about restrictions on the power to impose conditions by virtue of this section on a grant of planning permission in relation to land in England.