{"operation":"document","citation":"49 CFR 192.451","title":"Scope.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) This subpart prescribes minimum requirements for the protection of metallic pipelines from external, internal, and atmospheric corrosion.\n\n(b) [Reserved]\n\n[Amdt. 192-4, 36 FR 12302, June 30, 1971, as amended by Amdt. 192-27, 41 FR 34606, Aug. 16, 1976; Amdt. 192-33, 43 FR 39389, Sept. 5, 1978]","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-192-451.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-192-451.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-192-451","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-192.451","body":"(a) This subpart prescribes minimum requirements for the protection of metallic pipelines from external, internal, and atmospheric corrosion.\n\n(b) [Reserved]\n\n[Amdt. 192-4, 36 FR 12302, June 30, 1971, as amended by Amdt. 192-27, 41 FR 34606, Aug. 16, 1976; Amdt. 192-33, 43 FR 39389, Sept. 5, 1978]","truncated":false,"body_characters":298}