{"operation":"document","citation":"49 CFR 192.377","title":"Service lines: Copper.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"Each copper service line installed within a building must be protected against external damage.","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-192-377.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-192-377.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-192-377","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-192.377","body":"Each copper service line installed within a building must be protected against external damage.","truncated":false,"body_characters":95}