{"operation":"document","citation":"49 CFR 171.19","title":"Approvals or authorizations issued by the Bureau of Explosives.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"Effective December 31, 1998, approvals or authorizations issued by the Bureau of Explosives (BOE), other than those issued under part 179 of this subchapter, are no longer valid.\n\n[63 FR 37459, July 10, 1998]","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-171-19.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-171-19.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-171-19","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-171.19","body":"Effective December 31, 1998, approvals or authorizations issued by the Bureau of Explosives (BOE), other than those issued under part 179 of this subchapter, are no longer valid.\n\n[63 FR 37459, July 10, 1998]","truncated":false,"body_characters":208}