These Regulations are made in exercise of the powers in sections 8(1) and 23(1) of, and paragraph 21 of Schedule 7 to, the European Union (Withdrawal) Act 2018 (c. 16) (“the 2018 Act”) in order to address failures of retained EU law to operate effectively and other deficiencies (in particular under section 8(2)(a), (b), (c), (d) and (g)) arising from the withdrawal of the United Kingdom from the European Union. Moreover, section 8(5) and (6) of the 2018 Act are relevant to the provision made by these Regulations.
Link: The Aviation Security (Amendment etc.) (EU Exit) Regulations 2019
Source: Legislation .gov.uk