B-1.1, r. 3 - Safety Code

Full text
35. A light, including a flashlight, used to detect a gas leak must be certified as electrical equipment for use in a hazardous location of Class 1, Group II A type, in accordance with Subrule 18-050(2) of the Canadian Electrical Code, as adopted by Chapter V of the Construction Code (chapter B-1.1, r. 2).
O.C. 877-2003, s. 1; 992-2018O.C. 992-2018, s. 1.
35. A light, including a flashlight, used to detect a gas leak must be of Class I, Group D type.
O.C. 877-2003, s. 1.