This section applies in relation to an operative spatial development strategy.

A strategic planning authority may at any time prepare a new spatial development strategy as a replacement.

The Secretary of State may direct a strategic planning authority to replace its spatial development strategy.

The Secretary of State may by regulations make provision as to when, or the circumstances in which, a strategic planning authority must replace its spatial development strategy.

A strategic planning authority’s operative spatial development strategy is revoked upon a new spatial development strategy being adopted by the authority in accordance with this Part.