{"operation":"document","citation":"49 CFR 176.325","title":"Smoking or open flame and posting of warning signs.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) Smoking or the use of open flame is prohibited in any hold or compartment containing a Class 3 (flammable) or combustible liquid, near any Class 3 (flammable) or combustible liquid stowed on deck, or near any ventilator leading to a hold containing such material.\n\n(b) A sign carrying the legend:","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-176-325.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-176-325.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-176-325","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-176.325","body":"(a) Smoking or the use of open flame is prohibited in any hold or compartment containing a Class 3 (flammable) or combustible liquid, near any Class 3 (flammable) or combustible liquid stowed on deck, or near any ventilator leading to a hold containing such material.\n\n(b) A sign carrying the legend:\n\nFLAMMABLE VAPORS KEEP LIGHTS AND FIRE AWAY NO SMOKING\n\nmust be conspicuously posted at each approach to a Class 3 (flammable) or combustible liquid stowed “on deck” and near each cargo hold ventilator leading to a hold or compartment containing this material. This sign must be painted on a white background using red letters. The letters may not be less than 8 cm (3 inches) high.","truncated":false,"body_characters":683}