The person who controls or is concerned with the management of the smoke-free workplace or premises open to the public must take reasonable steps to stop a person who is smoking there from smoking.
Dylai’r sawl sy’n rheoli neu sy’n gysylltiedig â rheoli’r gweithle neu’r fangre ddi-fwg sydd ar agor i’r cyhoedd gymryd camau rhesymol i rwystro person sy’n smygu yno rhag smygu.