{"code":"LAB","codeName":"Labor Code","section":"7971","citation":"Lab. Code, § 7971","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"DIVISION 5. SAFETY IN EMPLOYMENT [6300. - 9254.]","url":"https://blackletter.si/labor-code/division-5"},{"name":"PART 9. TUNNEL AND MINE SAFETY [7950. - 8004.]","url":"https://blackletter.si/labor-code/division-5/part-9"},{"name":"CHAPTER 2. Gassy and Extrahazardous Tunnels [7965. - 7985.]","url":"https://blackletter.si/labor-code/division-5/part-9/chapter-2"}],"history":"Added by Stats. 1972, Ch. 1430.","effective":null,"html":"<p>Whenever there is any ignition of gas or vapor in a tunnel or underground mine, all work shall cease, employees shall be removed, and reentry except for rescue purposes shall be prohibited until the division has conducted an inspection and authorized reentry for maintenance or production in writing.</p>","text":"Whenever there is any ignition of gas or vapor in a tunnel or underground mine, all work shall cease, employees shall be removed, and reentry except for rescue purposes shall be prohibited until the division has conducted an inspection and authorized reentry for maintenance or production in writing.","otherVersions":[],"url":"https://blackletter.si/labor-code/gassy-and-extrahazardous-tunnels-7971","source":"California Legislative Information bulk export (pubinfo)"}