The Biodiversity Gain Site Register (Amendment) Regulations 2026
These 2026 Regulations amend the 2024 Biodiversity Gain Site Register Regulations, primarily by extending their application to include development consent granted under the Planning Act 2008, in addition to standard planning permission.
The amendments introduce specific definitions for 'biodiversity gain site' and 'development', and modify regulations concerning which land is eligible for registration, the content required for registration applications, and the process for allocating recorded habitat enhancement to developments requiring development consent.
Arguments For
Extending the scope of the Biodiversity Gain Site Register to include development consent applications under the Planning Act 2008, ensuring consistency with habitat enhancement requirements across different planning regimes.
Providing clearer, legally binding definitions for key terms like 'biodiversity gain site' and 'development' within the context of the existing 2024 Regulations.
Facilitating the allocation of biodiversity gain resulting from conservation covenants or planning obligations to major infrastructure projects requiring development consent, thereby supporting national environmental goals.
Arguments Against
Introducing complexity by requiring parallel application procedures and content when dealing with both planning permission (Town and Country Planning Act 1990) and development consent (Planning Act 2008) within the same regulations.
Potential for administrative burdens on local authorities and developers due to the need to integrate the Planning Act 2008 provisions into existing procedures established under the 2024 Regulations.
The introduction of new definitions supersedes existing statutory definitions within the context of the 2024 Regulations, which might require reinterpretation of previous guidance or legal precedents.
STATUTORY INSTRUMENTS
2026 No. 494
ENVIRONMENTAL PROTECTION, ENGLAND INFRASTRUCTURE PLANNING, ENGLAND
The Biodiversity Gain Site Register (Amendment) Regulations 2026
Made - - - -
5th May 2026
Laid before Parliament
6th May 2026
Coming into force - -
29th May 2026
The Secretary of State makes these Regulations in exercise of the powers conferred by sections 100(1), (4)(b) to (d), (5)(c), (6)(f), 142(1) and 143(1) of the Environment Act 2021( 1 ).
This document is a Statutory Instrument, specifically numbered 2026 No. 494, setting out amendments to regulations concerning the Biodiversity Gain Site Register within Environmental Protection and Infrastructure Planning in England.
The Secretary of State enacted these regulations using powers granted under sections 100, 142, and 143 of the Environment Act 2021.
The instrument was made on May 5th, 2026, laid before Parliament on May 6th, and legally came into force on May 29th, 2026.
Part 1
Introductory
Citation, commencement and extent
- -(1) These Regulations may be cited as the Biodiversity Gain Site Register (Amendment) Regulations 2026.
- (2) These Regulations come into force on 29th May 2026.
- (3) These Regulations extend to England and Wales.
Part 1 provides introductory details for the instrument.
The rules are officially named "The Biodiversity Gain Site Register (Amendment) Regulations 2026."
These regulations officially took effect on May 29, 2026, and they apply across both England and Wales.
Part 2
Amendment of the Biodiversity Gain Site Register Regulations 2024
Amendment of the Biodiversity Gain Site Register Regulations 2024
- The Biodiversity Gain Site Register Regulations 2024( 2 ) are amended in accordance with regulations 3 to 7.
Part 2 outlines the primary changes, which target the existing Biodiversity Gain Site Register Regulations 2024.
Regulation 2 confirms that specific changes detailed in regulations 3 through 7 will amend the 2024 framework.
Amendment to regulation 2
- In regulation 2 (interpretation), in paragraph (1)-
- (a) before the definition of 'the biodiversity gain site register' insert-
''biodiversity gain site' means land where-
- (a) a person is required under a conservation covenant( 3 ) or planning obligation( 4 ) to carry out works for the purpose of habitat enhancement( 5 );
- (b) that or another person is required to maintain the enhancement for at least 30 years after the completion of those works; and
- (c) for the purposes of Schedule 7A to the Town and Country Planning Act 1990( 6 ) or Schedule 2A to the Planning Act 2008( 7 ) the enhancement is made available to be allocated (conditionally or unconditionally, and whether for consideration or otherwise) in accordance with the terms of the covenant or obligation to one or more developments for which planning permission( 8 ) or development consent is granted;';
- (b) after the definition of 'the biodiversity gain site register' insert-
''development' means-
- (a) in relation to cases involving planning permission, development within the meaning of section 55 of the Town and Country Planning Act 1990( 9 ), and
- (b) in relation to cases involving development consent, development within the meaning of section 32 of the Planning Act 2008.
'development consent' has the meaning given in section 31 of the Planning Act 2008;'.
Regulation 3 amends the interpretation section (Regulation 2) of the 2024 Regulations by inserting a new definition for 'biodiversity gain site'.
This land must involve habitat enhancement works required by a conservation covenant or planning obligation, mandate 30 years of maintenance, and make the resulting enhancement available for allocation to developments receiving either planning permission or development consent under specific Town and Country Planning Act or Planning Act schedules.
Additionally, new definitions are inserted for 'development' and 'development consent'. 'Development' is specified based on whether it relates to standard planning permission (Town and Country Planning Act 1990) or development consent (Planning Act 2008). 'Development consent' itself is explicitly defined by reference to Section 31 of the Planning Act 2008.
Amendment to regulation 6
- In regulation 6 (land eligible to be registered), in paragraph (5)-
- (a) after 'Schedule 7A to the Town and Country Planning Act 1990' insert 'or Schedule 2A to the Planning Act 2008 (as the case may be)'
- (b) after 'planning permission' insert 'or development consent (as the case may be)'.
Regulation 4 amends Regulation 6, which concerns which land qualifies for registration on the biodiversity gain site register.
The changes update the text to include references to Schedule 2A of the Planning Act 2008 alongside Schedule 7A of the Town and Country Planning Act 1990.
This ensures that land associated with securing biodiversity gain through development consent under the Planning Act 2008 is eligible for inclusion in the register, explicitly including 'development consent' alongside 'planning permission' where relevant.
Amendment to regulation 8
- In regulation 8 (required content of application to register land in the biodiversity gain site register), in paragraph (2)(k)-
(a) in the text before sub-paragraph (i), after 'planning permission' insert 'or development consent (as the case may be)'
(b) in sub-paragraph (iii), after 'Schedule 7A to the Town and Country Planning Act 1990' insert 'or Schedule 2A to the Planning Act 2008 (as the case may be)'.
Regulation 5 modifies Regulation 8, specifying the necessary information for an application to register land on the biodiversity gain site register.
Specifically, paragraph (2)(k) is updated to include references to 'development consent' when describing the relevant legislation governing planning permission or consent.
This ensures that applications detailing the allocation of habitat enhancement must explicitly reference either Schedule 7A (Town and Country Planning Act) or the newly included Schedule 2A (Planning Act 2008), making the registration process compatible with both consent types.
Amendment to regulation 12
- In regulation 12 (applications to record allocation of habitat enhancement to a development after registration of the land), in paragraph (1)(a), after 'planning permission' insert 'or development consent (as the case may be)'.
Regulation 6 amends Regulation 12, which deals with subsequent applications made after land is already registered.
This application concerns recording the allocation of habitat enhancement to a specific development.
The amendment ensures that such allocation applications clearly allow for or reference development that has received 'development consent' under the Planning Act 2008, in addition to standard 'planning permission'.
Amendment to regulation 13
- In regulation 13 (required content of applications to record allocation of habitat enhancement), in paragraph (1)-
- (a) after 'planning permission' insert 'or development consent (as the case may be)'
- (b) in sub-paragraph (h), after 'Schedule 7A to the Town and Country Planning Act 1990' insert 'or Schedule 2A to the Planning Act 2008 (as the case may be)'.
Regulation 7 updates Regulation 13, detailing the required information for applications that formally record the allocation of habitat enhancement already on the register.
Similar to prior amendments, it requires the acknowledgement of development consent alongside planning permission.
Sub-paragraph (h) is specifically modified to mandate referencing either Schedule 7A of the Town and Country Planning Act 1990 or Schedule 2A of the Planning Act 2008 when detailing the basis for the allocation.
5th May 2026
Mary Creagh Parliamentary Under-Secretary of State Department for Environment, Food and Rural Affairs
This section confirms the signing authority for the regulations.
Mary Creagh, serving as the Parliamentary Under-Secretary of State for the Department for Environment, Food and Rural Affairs (Defra), executed the instrument on May 5th, 2026.
EXPLANATORY NOTE
(This note is not part of the Regulations)
These Regulations amend the Biodiversity Gain Site Register Regulations 2024 (S.I. 2024/45, 'the 2024 Regulations') which make provision for and in relation to a register of biodiversity gain sites ('the biodiversity gain site register').
Regulation 3 amends regulation 2 of the 2024 Regulations to include definitions for 'biodiversity gain site', 'development' and 'development consent'. The term 'biodiversity gain site' is used in regulation 3 of the 2024 Regulations, and for the purposes of the 2024 Regulations the definition inserted by this instrument supersedes the definition contained in section 100 of the Environment Act 2021 (c. 30) under which section those Regulations were made.
Regulation 4 amends regulation 6 of the 2024 Regulations so that land where development consent has been granted under the Planning Act 2008 (c. 29) ('the 2008 Act') is eligible for inclusion in the biodiversity gain site register.
Regulation 5 amends regulation 8 of the 2024 Regulations so that applications to register land in the biodiversity gain site register which involve allocation of any of the habitat enhancement from the works on that land can provide for such allocation to a development for which development consent has been granted under the 2008 Act.
Regulations 6 and 7 amend regulations 12 and 13 of the 2024 Regulations to allow an application in respect of land which is already on the biodiversity gain site register to allocate habitat enhancement to a development for which development consent has been granted under the 2008 Act.
A full impact assessment has not been produced for this instrument because no, or no significant, impact on the private, voluntary or public sector is foreseen.
The Explanatory Note clarifies that the purpose of the 2026 Regulations is to update the 2024 Regulations concerning the biodiversity gain site register.
Regulation 3 introduces new definitions for 'biodiversity gain site', 'development', and 'development consent', notably overriding the definition previously found in Section 100 of the Environment Act 2021.
Regulations 4, 5, 6, and 7 systematically extend the scope to cover developments requiring 'development consent' under the Planning Act 2008.
This includes making such land eligible for registration, allowing allocation of enhancements to such developments during initial registration, and allowing post-registration allocation updates.
Finally, the note states that a full impact assessment was deemed unnecessary because no significant impact on the private, voluntary, or public sectors is anticipated from these technical amendments.
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Correction Slip
A URL link within the Explanatory Note of The Planning Data (England) Regulations 2026 was corrected to point to the accurate guidance on publishing plan data.
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