# Code of Federal Regulations/Title 49/Chapter I/Part 172

From the National Archives and Records Administration on GPO Access.
* Subpart A—General
** § 172.1. Purpose and scope
** § 172.3. Applicability
* Subpart B—Table of Hazardous Materials and Special Provisions
** § 172.101. Purpose and use of hazardous materials table
** § 172.102. Special provisions
* Subpart C—Shipping Papers
** § 172.200. Applicability.
** § 172.201. Preparation and retention of shipping papers.
** § 172.202. Description of hazardous material on shipping papers.
** § 172.203. Additional description requirements.
** § 172.204. Shipper's certification.
** § 172.205. Hazardous waste manifest.
* Subpart D
** § 172.300. Applicability.
** § 172.301. General marking requirements for non-bulk packagings.
** § 172.302. General marking requirements for bulk packagings.
** § 172.303. Prohibited marking.
** § 172.304. Marking requirements.
** § 172.308. Authorized abbreviations.
** § 172.310. Class 7 (radioactive) materials.
** § 172.312. Liquid hazardous materials in non-bulk packagings.
** § 172.313. Poisonous hazardous materials.
** § 172.315. Packages containing limited quantities.
** § 172.316. Packagings containing materials classed as ORM-D.
** § 172.317. KEEP AWAY FROM HEAT handling mark.
** § 172.320. Explosive hazardous materials.
** § 172.322. Marine pollutants.
** § 172.323. Infectious substances.
** § 172.324. Hazardous substances in non-bulk packagings.
** § 172.325. Elevated temperature materials.
** § 172.326. Portable tanks.
** § 172.328. Cargo tanks.
** § 172.330. Tank cars and multi-unit tank car tanks.
** § 172.331. Bulk packagings other than portable tanks, cargo tanks, tank cars and multi-unit tank car tanks.
** § 172.332. Identification number markings.
** § 172.334. Identification numbers; prohibited display.
** § 172.336. Identification numbers; special provisions.
** § 172.338. Replacement of identification numbers.
* Subpart E
** § 172.400. General labeling requirements.
** § 172.400a. Exceptions from labeling.
** § 172.401. Prohibited labeling.
** § 172.402. Additional labeling requirements.
** § 172.403. Class 7 (radioactive) material.
** § 172.404. Labels for mixed and consolidated packaging.
** § 172.405. Authorized label modifications.
** § 172.406. Placement of labels.
** § 172.407. Label specifications.
** § 172.411. EXPLOSIVE 1.1, 1.2, 1.3, 1.4, 1.5 and 1.6 labels, and EXPLOSIVE Subsidiary label.
** § 172.415. NON-FLAMMABLE GAS label.
** § 172.416. POISON GAS label.
** § 172.417. FLAMMABLE GAS label.
** § 172.419. FLAMMABLE LIQUID label.
** § 172.420. FLAMMABLE SOLID label.
** § 172.422. SPONTANEOUSLY COMBUSTIBLE label.
** § 172.423. DANGEROUS WHEN WET label.
** § 172.426. OXIDIZER label.
** § 172.427. ORGANIC PEROXIDE label.
** § 172.429. POISON INHALATION HAZARD label.
** § 172.430. POISON label.
** § 172.432. INFECTIOUS SUBSTANCE label.
** § 172.436. RADIOACTIVE WHITE-I label.
** § 172.438. RADIOACTIVE YELLOW-II label.
** § 172.440. RADIOACTIVE YELLOW-III label.
** § 172.441. FISSILE label.
** § 172.442. CORROSIVE label.
** § 172.446. CLASS 9 label.
** § 172.448. CARGO AIRCRAFT ONLY label.
** § 172.450. EMPTY label.
* Subpart F
** § 172.500. Applicability of placarding requirements.
** § 172.502. Prohibited and permissive placarding.
** § 172.503. Identification number display on placards.
** § 172.504. General placarding requirements.
** § 172.505. Placarding for subsidiary hazards.
** § 172.506. Providing and affixing placards: Highway.
** § 172.507. Special placarding provisions: Highway.
** § 172.508. Placarding and affixing placards: Rail.
** § 172.510. Special placarding provisions: Rail.
** § 172.512. Freight containers and aircraft unit load devices.
** § 172.514. Bulk packagings.
** § 172.516. Visibility and display of placards.
** § 172.519. General specifications for placards.
** § 172.521. DANGEROUS placard.
** § 172.522. EXPLOSIVES 1.1, EXPLOSIVES 1.2 and EXPLOSIVES 1.3 placards.
** § 172.523. EXPLOSIVES 1.4 placard.
** § 172.524. EXPLOSIVES 1.5 placard.
** § 172.525. EXPLOSIVES 1.6 placard.
** § 172.527. Background requirements for certain placards.
** § 172.528. NON-FLAMMABLE GAS placard.
** § 172.530. OXYGEN placard.
** § 172.532. FLAMMABLE GAS placard.
** § 172.540. POISON GAS placard.
** § 172.542. FLAMMABLE placard.
** § 172.544. COMBUSTIBLE placard.
** § 172.546. FLAMMABLE SOLID placard.
** § 172.547. SPONTANEOUSLY COMBUSTIBLE placard.
** § 172.548. DANGEROUS WHEN WET placard.
** § 172.550. OXIDIZER placard.
** § 172.552. ORGANIC PEROXIDE placard.
** § 172.554. POISON placard.
** § 172.555. POISON INHALATION HAZARD placard.
** § 172.556. RADIOACTIVE placard.
** § 172.558. CORROSIVE placard.
** § 172.560. CLASS 9 placard.
* Subpart G—Emergency Response Information
** § 172.600. Applicability and general requirements.
** § 172.602. Emergency response information.
** § 172.604. Emergency response telephone number.
** § 172.606. Carrier information contact.
* Subpart H—Training
** § 172.700. Purpose and scope.
** § 172.701. Federal-State relationship.
** § 172.702. Applicability and responsibility for training and testing.
** § 172.704. Training requirements.
* Subpart I—Security Plans
** § 172.800. Purpose and applicability.
** § 172.802. Components of a security plan.
** § 172.804. Relationship to other Federal requirements.
* Appendices
** Appendix A to Part 172. Office of Hazardous Materials Transportation Color Tolerance Charts and Table
** Appendix B to Part 172. Trefoil Symbol
** Appendix C to Part 172. Dimensional Specifications for Recommended Placard Holder