These Regulations are made in exercise of the powers in section 2(2) of the European Communities Act 1972 (c. 68) and section 8(1) of the European Union (Withdrawal) Act 2018 (c. 16) to address failures of retained EU law to operate effectively and other deficiencies arising from the withdrawal of the United Kingdom from the European Union (in particular, the deficiencies under paragraphs (a), (b), (c), (d) and (g) of section 8(2)).
Link: The Financial Services (Electronic Money, Payment Services and Miscellaneous Amendments) (EU Exit) Regulations 2019
Source: Legislation .gov.uk