What is prior approval for a change of use?

Prior approval is an application to the local planning authority for certain matters to be assessed before development can proceed under a permitted development right.

The detail.

The applicable right sets out which matters the authority considers. Prior approval is distinct from a full planning application, and the proposal must meet the right’s limits and conditions.

This guidance applies to England. The lawful use, conditions, any proposed works and the facts of the operation should be checked for each property.

What to check.

  • Identify the specific permitted development right and check that it applies to the property.
  • Obtain the required decision before starting and check any separate consents for works.

A planning adviser or the local planning authority can advise on the specific property and proposal.

Sources.

Sources reviewed 6 November 2026. General information, not a planning opinion.

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