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Planning and building

Lawful development certificate

Application forms for lawful development certificates for existing and proposed developments can be downloaded. Alternatively you can apply online using the Planning Portal.

Before you begin you should read more about:

Checklist for lawful development certificates

Including existing and proposed developments.

1. Forms

Correct 'National Standard' application form (original and three copies, unless submitted electronically)
All signed and dated
All relevant questions answered correctly

2. Plans

Original and three copies of all plans and drawings necessary to describe the subject of the application. All detailed drawings should include a scale bar where appropriate.

Find out how to order location plans and site plans

Location plan at a scale of 1:1250 or 1:2500 to show:

The direction of north
Application site edged red/other land owned by the applicant edged blue
Wherever possible, at least two named roads and surrounding buildings

3. Other information

Such evidence verifying the information included in the application as can be provided
Such other information as is considered to be relevant to the application

4. Fee

Appropriate fee - for guidance see the planning applications fee calculator

5. Local requirements

Where the application is for an existing or proposed development:

Existing and Proposed Elevations at a scale of 1:50 or 1:100

Existing and proposed floor plans to a scale of 1:50 or 1:100
Site Survey Plan at a scale of 1:50 or 1:100

Where the application is for an existing use or development:

Sworn affidavit(s) required from people with personal knowledge of the use or development


Please add any further comments to support the above submissions.