These Regulations are the fourth commencement regulations made under the Economic Crime and Corporate Transparency Act 2023 (c. 56) (“the Act”). Regulation 2 commences certain provisions in Parts 1 and 2 of the Act. Regulation 3 brings measures creating a new offence of failing to prevent fraud fully into force in all of the United Kingdom. Regulation 4 amends the third set of commencement regulations which failed to comply with the requirement that guidance must be published before regulations bringing section 199 of the Act into force are made. Regulation 5 replaces references in certain regulations to the commencement of a provision with a reference to the actual date on which the provision came into force.