Air quality assessment - Planning validation requirements

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Planning document information


An air quality assessment provides details of the emissions your proposed development will produce and any exposure to poor air quality. 


The statement you submit should include an executive summary and be clear, easy to read and jargon free. 

You need to submit an air quality assessment if your proposed development is located near to existing sources of pollution such as: 

  • employment areas 
  • roads and railway lines 
  • town centres 

You need to submit an air quality assessment if your proposed development result in emissions which reduce air quality. 

You can get full detail of what you need to cover in your air quality assessment from our Environmental health team

You can get help and advice from our Duty Planner on air quality assessments and other types of planning applications. 

You can get detailed feedback on your proposal by using our pre-application advice service

Personal and confidential statement 

We may publish any information you submit as part of your application. You must tell us if there is any information you do not want us to publish when you submit your application.  

If however, we believe that this information is in the public interest, we reserve the right to publish it.  

We may also decide parts of your submission are not in the public interest and may redact this information. This information may include telephone numbers, email addresses and signatures. 

When you need to submit this information

Depending on the details of your application, you may have to submit an air quality assessment when you are making an application for: 

If your application is for one of these types of planning permission, you need to submit an air quality assessment if your proposed development may: 

  • be exposed to poor air quality 
  • result in emissions which reduce air quality 
Validation requirements

Required by 

  • National requirement. You can find details of this requirement in section 124 of the National Planning Policy Framework 
  • Local plan policy - LPP70
  • Local plan policy - LPP63
  • Local plan policy - SP7
  • Local plan policy - LPP52

These policies can be found in the Local Plan 2013 - 2033 document