{"operation":"document","citation":"49 CFR 173.144–173.145","title":"Section 173.144–173.145","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":null,"effective_on":"2023-10-01","summary":"[Reserved]","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-173-144%E2%80%93173-145.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-173-144%E2%80%93173-145.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-173-144%E2%80%93173-145","source_url":"https://www.govinfo.gov/app/details/CFR-2023-title49-vol2/CFR-2023-title49-vol2-sec173-144–173.145","body":"[Reserved]","truncated":false,"body_characters":10}