English: The Health Protection (Coronavirus, International Travel and Operator Liability) (Miscellaneous Amendments) (Wales) Regulations 2021
Welsh: Rheoliadau Diogelu Iechyd (Coronafeirws, Teithio Rhyngwladol ac Atebolrwydd Gweithredwyr) (Diwygiadau Amrywiol) (Cymru) 2021