Mae Rheoliadau Diogelu Iechyd (Cyfyngiadau Coronafeirws) (Rhif 2) (Cymru) 2020 yn gosod cyfres o gyfyngiadau ar gynulliadau a symudiadau gan bobl, ac ar weithrediad busnesau, gan gynnwys eu cau. Maent hefyd yn ei gwneud yn ofynnol i fusnesau sydd ar agor gymryd camau rhesymol i leihau'r risg o ddod i gysylltiad â'r coronafeirws. Eu nod yw diogelu pobl rhag lledaeniad coronafeirws syndrom anadlol acíwt difrifol 2 (SARS-CoV-2).
The Health Protection (Coronavirus Restrictions) (No. 2) (Wales) Regulations 2020 place a series of restrictions on gatherings, the movement of people, and the operation of businesses, including closures. They require businesses, which are open to take reasonable measures to minimise the risk of exposure to coronavirus. They are designed to protect people from the spread of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).