If it appears to the local planning authority that it is expedient to revoke or modify—
the authority may by order revoke or modify the permission to such extent as they consider expedient.
In exercising their functions under subsection (1) the authority shall have regard to the development plan and to any other material considerations.
The power conferred by this section may be exercised—
The revocation or modification of planning permission for the carrying out of building or other operations shall not affect so much of those operations as has been previously carried out.
References in this section to the local planning authority are to be construed in relation to development consisting of the winning and working of minerals as references to the mineral planning authority, . . ..
Part II of Schedule 5 shall have effect for the purpose of making special provision with respect to the conditions that may be imposed by an order under this section which revokes or modifies permission for development—
Subsection (1) does not permit the revocation or modification of the condition under paragraph 13 of Schedule 7A (the biodiversity gain condition), subject as follows.
The Secretary of State may by regulations make provision—
Subsection (1) does not permit the revocation or modification of the condition under section 90B (condition relating to development progress reports in England).