---
identifier: "/us/cfr/t49/s171.12a"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 171.12a - [Reserved]"
title_number: 49
title_name: "Transportation"
section_number: "171.12a"
section_name: "[Reserved]"
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "HAZARDOUS MATERIALS REGULATIONS"
part_number: "171"
part_name: "GENERAL INFORMATION, REGULATIONS, AND DEFINITIONS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 5101-5128, 44701; Pub. L. 101-410 section 4; Pub. L. 104-134, section 31001; Pub. L. 114-74 section 701 (28 U.S.C. 2461 note); 49 CFR 1.81 and 1.97."
cfr_part: "171"
---
- Identifier
- /us/cfr/t49/s171.12a
- Currency
- 2026-03-24
- Positive Law
- No
- Updated
- 2026-03-24
- Chapter
- Pipeline and Hazardous Materials Safety Administration, Department of Transportation
- Authority
- 49 U.S.C. 5101-5128, 44701; Pub. L. 101-410 section 4; Pub. L. 104-134, section 31001; Pub. L. 114-74 section 701 (28 U.S.C. 2461 note); 49 CFR 1.81 and 1.97.