{"operation":"document","citation":"49 CFR 179.220-24","title":"-24 Tests of pressure relief valves.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"Each safety relief valve must be tested by air or gas for compliance with § 179.15 before being put into service.\n\n[Amdt. 179-9, 36 FR 21343, Nov. 6, 1971, as amended at 62 FR 51561, Oct. 1, 1997]","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-179-220-24.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-179-220-24.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-179-220-24","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-179.220-24","body":"Each safety relief valve must be tested by air or gas for compliance with § 179.15 before being put into service.\n\n[Amdt. 179-9, 36 FR 21343, Nov. 6, 1971, as amended at 62 FR 51561, Oct. 1, 1997]","truncated":false,"body_characters":196}