Make a planning application

Please read our information on how we are supporting residents and businesses, as well as information on affected services.

Please note validation staff are working on a backlog of applications due to an increase in the number of applications received. 

We are working hard to reduce the backlog as soon as possible. 

Average number of working days to validate general and householder planning applications:

The number of days quoted is indicative of when most applications are validated. Some applications may be processed earlier or later. Updated 21 January 2022.

Validation Performance 27 December 2021 to 16 January 2022 

  • Number of applications validated: 571
  • Number of applications made invalid on receipt: 479

For information on the top 10 reasons why applications are invalid on receipt please visit the make a better application page.

This page tells you how to :

  • submit a planning application
  • download forms
  • make a payment and
  • where to get help and advice.

Not sure which application to submit or if one is required?

See below links for guidance:

Submit electronically

To help speed up the planning process all our applicants and agents are encouraged to submit electronically.

You can use the Planning Portal to submit and pay for your application online. 

Planning Portal

Planning Portal is a service to submit planning applications electronically. Registration is easy and you can complete your application form, upload supporting documents and pay fees online.

It should be noted that this site is not run by Cornwall Council. If you experience any difficulties with this website please contact or 0333 323 4589

Submit application via the Planning Portal

If you are unable to submit electronically via the Planning Portal, please download forms and send to the following address.

Cornwall Council, Planning and Sustainable Development, PO Box 676, Threemilestone, Truro, Cornwall, TR1 9EQ.

Please note this is a postal address and not open to the public.


For advice on what to submit with your application, please see the below documents.  Planning recommend following this guidance.  This helps avoid invalid submissions due to missing information.

For householder applications, applicants may wish to consider an accredited agent.

Please also visit our ‘Validation updates page’ which provides up to date information and our ‘Make a better application’ page which includes the top 10 invalid reasons as well as advice on what to submit.

Privacy statement

Privacy Notices - Planning and Sustainable Development Service

Planning fees

You can view a list of fees and charges in our Fees and charges document. Further information on our fees can be found within our Planning fees and charges supplementary document. The Planning Portal Fee calculator takes you through a set of questions to help work out your planning application fee.  

Submitting via the Planning Portal? All application fees must be paid via the Planning Portal for the application to be released.

Submitting via email or hard copy? You can pay your fee online on our website, by phone on 0300 1234 151, via the Planning Portal. 

Download forms

Most application forms are available via the Planning Portal find and download paper forms page.  

There are some forms which are not available via the Planning Portal which can be downloaded below.

New development should make contributions if located within the Zones of Influence from:

  • Plymouth and Tamar Estuaries Special Area of Conservation and Special Protection Area
  • Falmouth and Helford Special Area of Conservation
  • Penhale Dunes Special Area of Conservation.

Templates for Section 111 agreements:

Applications submitted after 9 August require an Appropriate Assessment.  You can find the forms using these links:

Guidance on completion of Appropriate Assessment Templates

Need help?

Most issues can be resolved online, it's the quickest and most convenient way to get help.

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