The general provisions under the 172/173 rules already served here. 20 sections, full current text (eCFR edition 2026-07-15), each cross-linked to the AF pubs that cite it.
| Section | Title | AF citations |
|---|---|---|
| 171.1 | Applicability of Hazardous Materials Regulations (HMR) to persons and functions. | — |
| 171.2 | General requirements. | — |
| 171.3 | Hazardous waste. | — |
| 171.4 | Marine pollutants. | — |
| 171.6 | Control numbers under the Paperwork Reduction Act. | — |
| 171.7 | Reference material. | — |
| 171.8 | Definitions and abbreviations. | — |
| 171.9 | Rules of construction. | — |
| 171.10 | Units of measure. | — |
| 171.12 | North American Shipments. | — |
| 171.15 | Immediate notice of certain hazardous materials incidents. | — |
| 171.16 | Detailed hazardous materials incident reports. | — |
| 171.19 | Approvals or authorizations issued by the Bureau of Explosives. | — |
| 171.20 | Submission of Examination Reports. | — |
| 171.21 | Assistance in investigations and special studies. | — |
| 171.22 | Authorization and conditions for the use of international standards and regulations. | — |
| 171.23 | Requirements for specific materials and packagings transported under the ICAO Technical Instructions, IMDG Code, Transport Canada TDG Regulations, or the IAEA Regulations. | — |
| 171.24 | Additional requirements for the use of the ICAO Technical Instructions. | — |
| 171.25 | Additional requirements for the use of the IMDG Code. | — |
| 171.26 | Additional requirements for the use of the IAEA Regulations. | 1 × 1 pubs |
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