Division number 152 – in the House of Commons on 11 Chwefror 2015.
A majority of MPs agreed and wedi pleidleisio to make it an offence to for someone in charge of an enclosed vehicle to fail to prevent smoking within it if someone under 18 is present.
Eisiau deall mwy am y bleidlais hon? Darllenwch y ddadl yr oedd yn rhan ohoni.