Cookie Consent by Free Privacy Policy Generator

Is planning permission required?

Guidance is available from the planning portal to give you an indication of whether planning permission is required for your proposal.

Additionally guidance is also available via the government website explaining:

Lawful development certificates

If you would prefer a formal determination from the planning department as to whether or not planning permission is required for your proposal, you can apply for a Lawful development certificate for a proposed use or development.
Find out the cost for lawful development certificates.

If work has already been carried out, or a use has commenced without planning permission you may be able to obtain a lawful development certificate for an existing use or operation or an activity in breach of a planning condition. Further guidance is available through the Planning portal on how to apply for a lawful development certificate for an existing use or development.

Changes to ‘permitted development’ rights

The Town and Country Planning (General Permitted Development) (England) Order 2015 allows the construction of single storey rear extensions on domestic dwellings that project up to 8m on detached properties and 6m on other dwellings subject to certain restrictions and requirements. This allowance does not apply to flats or to properties within conservation areas, Areas of Outstanding Natural Beauty (AONB) or Sites of Specific Scientific Interest (SSSI). The allowance is subject to a prior approval procedure and the requirements of this are set out under condition A.4 of Part 1 of Schedule 2 of the Town and Country Planning (General Permitted Development)(England) Order 2015. 

You are able to submit an online application form via the Planning Portal, or you can download a printable application form and submit it via email to

Find out the cost of changes to permitted development rights.

Interactive house on the planning portal

Explore the interactive house on the planning portal for guidance on many common householder projects, including home microgeneration in England.

Update cookies preferences