These Regulations are made in exercise of the powers conferred by section 8(1) of the European Union (Withdrawal) Act 2018 (c.16) (the “EU(W)A”) in order to address failures of retained EU law to operate effectively and other deficiencies (in particular under section 8(2) and section 8(3)) arising from the withdrawal of the United Kingdom from the European Union.
Link: The Social Security Coordination (Council Regulation (EEC) No 574/72) (Amendment) (EU Exit) Regulations 2019
Source: Legislation .gov.uk
