These Regulations are made in exercise of the powers conferred by the European Union (Withdrawal) Act 2018 in order to address failures of retained EU law to operate effectively and other deficiencies (in particular under section 8(2)(a) to (d) and (g)) arising from the withdrawal of the United Kingdom from the European Union.
These Regulations amend the REACH etc. (Amendment etc.) (EU Exit) Regulations 2019. The Exit Regulations amend Regulation (EC) No 1907/2006 of the European Parliament and of the Council concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency.
Source: HMSO.