Title Environment Act 2021 Key date Royal Assent: 9 November 2021 Subject Environmental principles, governance, regulation, air pollution, waste and plastics, biodiversity, water and resource planning Context The Environment Act 2021 (EA 2021) received Royal Assent on 9 November 2021. Several of its substantive provisions were in force effective 9 January 2022, while others have taken and continue to take effect pursuant to secondary legislation made by the Secretary of State, the Welsh Ministers, the Scottish Ministers or, as the case may be, the Department of Agriculture, Environment and Rural Affairs in Northern Ireland: • the Environment Act 2021 (Commencement No 1) Regulations 2021, SI 2021/1274, bring into force certain provisions under EA 2021, Part 1 effective 17 November 2021 • the Environment Act 2021 (Commencement No 2 and Saving Provision) Regulations 2022, SI 2022/48, bring into force certain additional provisions under EA 2021, Parts 1 and 3–7 effective 24 January 2022, 1 April 2022, 1 May 2022 and 30 September 2022 • the Environment Act 2021 (Commencement No 3) Regulations 2022, SI 2022/518, bring into force additional provisions