HC Deb 24 July 1957 vol 574 c54W
69. The Rev. LI. Williams

asked the Minister of Transport and Civil Aviation whether, under byelaws approved by him, it is an offence liable to prosecution for a person to be seen smoking in a no-smoking railway compartment; or whether the offence is for a person to refuse to refrain from smoking in a no-smoking compartment after being requested to do so by a complainant.

Mr. Nugent

It is an offence to smoke in a non-smoking compartment.