These Regulations make provision under section 2(1) of the Trade Act 2021 to implement provisions relating to co-operation in the regulation of chemicals contained in the EEA EFTA Agreement. The Regulations also make amendments to retained EU legislation in exercise of powers conferred by sections 8(1) and 8C(1) of the European Union (Withdrawal) Act 2018 and by paragraph 7 of Schedule 4 to that Act.