This Order appoints 6th April 2018 as the day on which the new Code of Practice for the Welfare of Cats, the new Code of Practice for the Welfare of Dogs and the new Code of Practice for the Welfare of Horses, Ponies, Donkeys and their Hybrids come into force in England.
Link: The Codes of Practice for the Welfare of Cats, Dogs, and Horses, Ponies, Donkeys and their Hybrids (Appointed Day and Revocations) (England) Order 2018
Source: Legislation .gov.uk