Guidance

Meet biodiversity net gain requirements: steps for developers

What you need to do as a developer to meet biodiversity net gain (BNG) requirements.

Applies to England

1. Find out about BNGÌý

Understanding BNGÌý

Check if your development is exempt from BNGÌý

2. Decide how you’ll achieve BNGÌý

Find out how you can achieve BNGÌý

What you can count towards a development’s BNGÌý

3. Measure a habitat or development’s impact on biodiversityÌý

Calculate the biodiversity value of your site before developmentÌý

Calculate how many units your development needsÌý

4. Follow the steps for the BNG option you chooseÌý

»Ê¹ÚÌåÓýappre are different steps for each option in the biodiversity gain hierarchy. You can combine all 3 options.Ìý

Make on-site gainsÌý

Enter a legal agreement for your significant on-site gains

Get planning permissionÌý

Submit your habitat management and monitoring plan for significant on-site gainsÌý

Submit a biodiversity gain planÌý

Find out more about how to make on-site gainsÌý

Make off-site gainsÌý

Find off-site units for sale Ìý

Enter a legal agreement for biodiversity net gain

Get planning permissionÌý

Agree to buy unitsÌý

Record the allocation of off-site gains to your development

Submit your habitat management and monitoring planÌý

Submit a biodiversity gain planÌý

Find out more about how to make off-site biodiversity gains Ìý

Buy statutory biodiversity credits

This option is a last resort if you cannot achieve on-site or off-site BNG.Ìý

Get planning permissionÌý

Estimate how much statutory credits will costÌý

Check the price of statutory biodiversity creditsÌý

Buy statutory biodiversity creditsÌý

Submit a biodiversity gain planÌý

Give feedback

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Updates to this page

Published 29 November 2023
Last updated 12 February 2024 show all updates
  1. Updated box at top of page to state that biodiversity net gain (BNG) is mandatory from 12 February 2024 and removed the 'draft guidance' label. Removed information about delivering 10% BNG for at least 30 years as this is not usually a step for developers.

  2. Added information about delivering 10% BNG for 30 years.

  3. First published.

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