Form

Register a biodiversity site and allocate to a development form

Complete this form to apply to register a biodiversity gain site and record allocation of off-site biodiversity gains to a development at the same time.

Applies to England

Documents

Details

This form is to register a biodiversity gain site and record allocation of off-site gains to a development at the same time. 

Before you apply 

If you’re an agent or a representative, the landowner or leaseholder of the gain site you’re registering must give their authorisation. They will need to complete the ‘Authorise an agent to act on your behalf’ form. This must be sent with your application. 

How to apply 

We advise using Google Chrome to download and complete this form. 

  1. Open and download the ‘Register a biodiversity gain site and record allocation of off-site gains to a development’ form. Answer the questions on the form and save it.

  2. Create a new email using your preferred email provider and attach your completed forms. Remember to attach your completed ‘Authorise an agent to act on your behalf’ form in the same email, if you’re an agent.

  3. In the subject line type ‘Apply to register a biodiversity gain site and record allocation of off-site gains to a development’.

  4. Send your email to: bng.applications@naturalengland.org.uk

Do not send your documents until we ask for them. We will not accept any handwritten application forms sent in by post. 

We will email you back requesting your documents. You will have 14 days to send them, or your application will be automatically closed. 

When to pay 

We will email you when we are ready for your payment. 

After we receive your documents and payment, we will let you know within 6 weeks if we: 

  • need more information 
  • accept or reject your application to register a biodiversity gain site and record allocation of off-site gains to a development 

Withdrawals and refunds  

Once we have made a decision on your application you cannot withdraw it. Refunds will not be given.  

You can read the terms and conditions for more information on withdrawals, refunds and how we approve or reject applications. 

Get help with your application

Email: biodiversitynetgainenquiries@naturalengland.org.uk

We aim to reply within 10 working days.

Updates to this page

Published 12 February 2024
Last updated 26 June 2025 show all updates
  1. Removed the contact telephone number due to changes to the service. If you need help, you should now email biodiversitynetgainenquiries@naturalengland.org.uk.

  2. Opening times to helpline has changed to Monday to Friday, 10am to 3pm during October and February.

  3. First published.

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