SI 2023/246. The Merchant Shipping (Cargo and Passenger Ship Construction and Miscellaneous Amendments) Regulations 2023. Comes into force 29th March. These regulations amend Merchant Shipping (Cargo Ship Construction) Regulations 1997 (SI 1997/1509) and the Merchant Shipping (Passenger Ship Construction: Ships of Classes I, II and II(A)) Regulations 1998 (SI 1998/2514). Subject to certain exceptions, those instruments cease to apply to ships engaged on international voyages. These regulations also amend Merchant Shipping (Radio Installations) Regulations 1998 (SI 1998/2070), the Merchant Shipping (Cargo Ship) (Bilge Alarm) Regulations 2021 (SI 2021/592) and the Merchant Shipping (Nuclear Ships) Regulations 2022 (SI 2022/1169).