BREXIT represents a major challenge for the future of UK Environmental Law. Professor Richard Macrory has been appointed co-chair of the UK Environmental Law Association’s Brexit Task Force – its immediate task is examining how EU environmental law has been integrated into the national system, and the extent to which the “Great Repeal Bill” (expected in May) is able, in the interests of legal stability, to achieve its objectives of rolling over EU law until the opportunity is taken for review and reform.