Where a demolition order has become operative—
may submit proposals to the authority for the execution by him of works designed to secure the reconstruction, enlargement or improvement of the premises, or of buildings including the house.
If the authority are satisfied that the result of the works will be—
they may, in order that the person submitting the proposals may have an opportunity of carrying out the works, extend for such period as they may specify the time within which the owner of the premises is required under section 271 to demolish them.
In subsection (2) "prescribed state of affairs" means such state of affairs as may be specified or described in an order made by the Secretary of State.
An order under subsection (3)—
That time may be further extended by the authority, once or more often as the case may require, if—
Where the authority determine to extend, or further extend, the time within which the owner of any premises is required under section 271 to demolish them, notice of the determination shall be served by the authority on every person having an interest in the premises or part of the premises, whether as freeholder, mortgagee or otherwise.
If the works are completed to the satisfaction of the authority they shall revoke the demolition order (but without prejudice to any subsequent proceedings under this Part or Part 1 of the Housing Act 2004).