These Regulations are made in exercise of the powers in section 8 of, and paragraph 21 of Schedule 7 to, the European Union (Withdrawal) Act 2018 in order to make amendments to a number of pieces of subordinate Northern Ireland environmental protection legislation in relation to waste management and air and environmental quality control.
Link: The Environmental Protection (Amendment) (Northern Ireland) (EU Exit) Regulations 2019
Source: Legislation .gov.uk