Title 49 of the US Code of Federal Regulations (49 CFR) contains all US regulations dealing with Transportation in the United States. The Title is organized into nine volumes, and the regulations it contains are authored by various components of the Departments of Transportation and Homeland Security. Most notably, 49 CFR contains the US Hazardous Material Regulations (HMR) in Parts 100-185.
| Title | Volume | Chapter | Parts | Regulator |
|---|---|---|---|---|
| 49: Transportation | 1 | 1-99 | Department of Transportation | |
| 2 | I | 100-185 | Pipeline and Hazardous Materials Safety Administration (PHMSA) | |
| 3 | 186-199 | |||
| 4 | II | 200-299 | Federal Railroad Administration (FRA) | |
| 5 | III | 300-399 | Federal Motor Carrier Safety Administration (FMCSA) | |
| 6 | IV | 400-499 | US Coast Guard | |
| V | 500-599 | National Highway Traffic Safety Administration (NHTSA) | ||
| 7 | VI | 600-699 | Federal Transit Administration | |
| VII | 700-799 | National Railroad Passenger Corporation (AMTRAK) | ||
| VIII | 800-999 | National Transportation Safety Board (NTSB) | ||
| 8 | X | 1000-1199 | Surface Transportation Board | |
| 9 | 1200-1399 | |||
| XI | 1420 | Research and Innovative Technology Administration | ||
| XII | 1500-1699 | Transportation Security Administration (TSA) |
This seventh volume contains transportation regulations authored by the Federal Transit Administration in chapter six, regulations authored by the National Railroad Passenger Corporation (AMTRAK) in chapter seven, and regulations authored by the National Transportation Safety Board in chapter eight:
- Chapter VI: Federal Transit Administration, Department of Transportation
- Part 601: Organization, Functions, and Procedures
- Part 604: Charter Service
- Part 605: School Bus Operations
- Part 609: Transportation for Elderly and Handicapped Persons
- Part 611: Major Capital Investment Projects
- Part 613: Planning Assistance and Standards
- Part 614: Transportation Infrastructure Management
- Part 622: Environmental Impact and Related Procedures
- Part 624: Clean Fuels Grant Program
- Part 630: National Transit Database
- Part 633: Project Management Oversight
- Part 639: Capital Leases
- Part 640: Credit Assistance for Surface Transportation Projects
- Part 655: Prevention of Alcohol Misuse and Prohibited Drug Use in Transit Operations
- Part 659: Rail Fixed Guideway Systems; State Safety Oversight
- Part 661: Buy America Requirements
- Part 663: Pre-Award and Post-Delivery Audits of Rolling Stock Purchases
- Part 665: Bus Testing
- Chapter VII: National Railroad Passenger Corporation (AMTRAK)
- Part 700: Organization, Functioning and Available Information
- Part 701: AMTRAK Freedom of Information Act Program
- Chapter VIII: National Transportation Safety Board
- Part 800: Organization and Functions of the Board and Delegations of Authority
- Part 801: Public Availability of Information
- Part 802: Rules Implementing the Privacy Act of 1974
- Part 803: Official Seal
- Part 804: Rules Implementing the Government in the Sunshine Act
- Part 805: Employee Responsibilities and Conduct
- Part 806: National Security Information Policy and Guidelines, Implementing Regulations
- Part 807: Enforcement of Nondiscrimination on the Basis of Handicap in Programs or Activities Conducted by the National Transportation Safety Board
- Part 821: Rules of Practice in Air Safety Proceedings
- Part 825: Rules of Procedure for Merchant Marine Appeals from Decisions of the Commandant, U.S. Coast Guard
- Part 826: Rules Implementing the Equal Access to Justice Act of 1980
- Part 830: Notification and Reporting of Aircraft Accidents or Incidents and Overdue Aircraft, and Preservation of Aircraft Wreckage, Mail, Cargo, and Records
- Part 831: Accident/Incident Investigation Procedures
- Part 835: Testimony of Board Employees
- Part 837: Production of Records in Legal Proceedings
- Part 840: Rules Pertaining to Notification of Railroad Accidents
- Part 845: Rules of Practice in Transportation; Accident/Incident Hearings and Reports
- Part 850: Coast Guard?National Transportation Safety Board Marine Casualty Investigations
- Parts 851-999: [Reserved]