Westminster Policy News & Legislative Analysis

Northern Ireland Habitats Rules Shift Marine Site Powers

Made on 17 June 2026 and due to come into force on 8 July 2026, the Conservation (Natural Habitats, etc.) (Amendment) Regulations (Northern Ireland) 2026 rewrite a narrow but important set of functions inside Northern Ireland's habitats regime. The target is not the substantive protection tests themselves, but who holds key powers when European sites and European marine sites are designated, classified, managed and enforced. That matters because the 1995 Habitats Regulations remain the principal Northern Ireland framework for protected habitats and species, with DAERA as the responsible department, and they still sit inside the wider legal structure created to implement the Habitats Directive and elements of the Wild Birds Directive. (legislation.gov.uk)

The most visible change is at the front end of site creation. Since the 2019 EU exit amendments, the Department has held the domestic function of designating special areas of conservation and classifying special protection areas, while the legal labels European site, European marine site, special area of conservation and special protection area were deliberately kept after exit. The 2026 instrument now inserts a new control point: where a Northern Ireland designation is a European site, or a classification is a European marine site, the Department must secure the Secretary of State's agreement or consent before it can proceed. In plain English, post-exit site selection remains a Northern Ireland administrative process, but final sign-off is no longer wholly internal to Stormont departments in those cases. That is a notable adjustment to the model introduced in 2019, when EU-level functions were being pulled back into domestic law and the Department was positioned as the lead authority. (legislation.gov.uk)

At the same time, the Regulations move several continuing marine functions in the opposite direction. In the original 1995 regime, the Secretary of State could install markers for a European marine site, advise relevant authorities on conservation objectives and damaging operations, direct the making or amendment of management schemes, and authorise enforcement of certain byelaws. Later amendments also treated marine areas differently for surveillance of habitats and species and for monitoring incidental capture and killing, placing those tasks with the Secretary of State rather than the Department. The 2026 amendment pares back that older split. It substitutes the Department for the Secretary of State in the provisions on site marking and advice, management-scheme directions and byelaw enforcement, while also deleting marine-area carve-outs that had preserved a Secretary of State role in surveillance and monitoring duties. The result is a more departmental model for day-to-day marine conservation administration, even as new designations gain an added Secretary of State check. (legislation.gov.uk)

The Explanatory Note frames that recasting as an alignment exercise. Northern Ireland's Marine Act 2013 already gives the Department power to designate Marine Conservation Zones, but it bars designation without the agreement of the Secretary of State. The 2026 Habitats amendment appears to bring European marine-site decision making closer to that existing Marine Act pattern rather than leaving it as a separate post-exit design model. That is a technical but important point for practitioners. Instead of one set of governance rules for Marine Conservation Zones and another for European marine sites, the legislation moves towards a common structure: departmental handling of the process, with a retained Secretary of State lock on designation. (legislation.gov.uk)

The legal route used to make these changes is also part of the story. Section 14 of the Retained EU Law (Revocation and Reform) Act 2023 lets a relevant national authority, which includes a Northern Ireland department, revoke or replace secondary retained EU law. The same Act says regulations under section 14 cannot be made after 23 June 2026. That deadline gives the instrument a clear post-Brexit timing. Made on 17 June 2026, it lands in the final days of the section 14 window and looks like part of the last phase of tidying Northern Ireland's EU-derived environmental rulebook into a more settled domestic form. (legislation.gov.uk)

What the amendment does not do is less dramatic than the constitutional reshuffle around it. The 2019 Northern Ireland EU exit instrument had already retained the European site vocabulary, created a UK national site network, and moved earlier European Commission functions into domestic decision making. The 2026 measure sits on top of that settlement rather than replacing it. For environmental lawyers and public bodies, this means the familiar site architecture remains in place. The change is mainly about where authority sits inside that architecture: which decisions stay with DAERA, which ones now require Secretary of State agreement, and which legacy marine functions no longer sit at UK ministerial level. (legislation.gov.uk)

In practice, this is likely to be felt most by officials, statutory advisers and project teams working around potential new protected sites. Routine engagement should still sit primarily with DAERA, but proposals that end in designation of a European site or classification of a European marine site appear to gain an extra ministerial stage. That can matter for timing, document handling and intergovernmental clearance, even where policy substance is unchanged. For existing marine site management, the direction of travel is the reverse. Advice, scheme management and enforcement functions appear to sit more squarely with the Department, which may make accountability clearer for applicants and regulators dealing with Northern Ireland marine cases. For a short instrument, the constitutional signal is quite large: Northern Ireland keeps operational ownership, but Westminster retains a defined gatekeeping role where protected-site designation is at stake. (legislation.gov.uk)