Title 49 Transportation Part / Section
Subtitle B Other Regulations Relating to Transportation 100 – 1699
Chapter I Pipeline and Hazardous Materials Safety Administration, Department of Transportation 100 – 199
Subchapter A Hazardous Materials and Oil Transportation 100 – 110
Subchapter B Oil Transportation 130
Subchapter C Hazardous Materials Regulations 171 – 185
Subchapter D Pipeline Safety 186 – 199
Chapter II Federal Railroad Administration, Department of Transportation 200 – 299
Part 200 Informal Rules of Practice for Passenger Service 200.1 – 200.13
Part 201 Part 201 [Reserved]
Part 207 Railroad Police Officers 207.1 – 207.7
Part 209 Railroad Safety Enforcement Procedures 209.1 – 209.621
Part 210 Railroad Noise Emission Compliance Regulations 210.1 – 210.33
Part 211 Rules of Practice 211.1 – 211.77
Part 212 State Safety Participation Regulations 212.1 – 212.235
Part 213 Track Safety Standards 213.1 – 213.369
Part 214 Railroad Workplace Safety 214.1 – 214.533
Part 215 Railroad Freight Car Safety Standards 215.1 – 215.421
Part 216 Special Notice and Emergency Order Procedures: Railroad Track, Locomotive and Equipment 216.1 – 216.27
Part 217 Railroad Operating Rules 217.1 – 217.11
Part 218 Railroad Operating Practices 218.1 – 218.137
Part 219 Control of Alcohol and Drug Use 219.1 – 219.1007
Part 220 Railroad Communications 220.1 – 220.315
Part 221 Rear End Marking Device—Passenger, Commuter and Freight Trains 221.1 – 221.17
Part 222 Use of Locomotive Horns at Public Highway-Rail Grade Crossings 222.1 – 222.59
Part 223 Safety Glazing Standards—Locomotives, Passenger Cars and Cabooses 223.1 – 223.17
Part 224 Reflectorization of Rail Freight Rolling Stock 224.1 – 224.111
Part 225 Railroad Accidents/Incidents: Reports Classification, and Investigations 225.1 – 225.41
Part 227 Occupational Safety and Health in the Locomotive Cab 227.1 – 227.219
Part 228 Passenger Train Employee Hours of Service; Recordkeeping and Reporting; Sleeping Quarters 228.1 – 228.413
Part 229 Railroad Locomotive Safety Standards 229.1 – 229.319
Part 230 Steam Locomotive Inspection and Maintenance Standards 230.1 – 230.116
Part 231 Railroad Safety Appliance Standards 231.0 – 231.35
Part 232 Brake System Safety Standards for Freight and Other Non-Passenger Trains and Equipment; End-of-Train Devices 232.1 – 232.719
Part 233 Signal Systems Reporting Requirements 233.1 – 233.13
Part 234 Grade Crossing Safety 234.1 – 234.415
Part 235 Instructions Governing Applications for Approval of a Discontinuance or Material Modification of a Signal System or Relief from the Requirements of Part 236 235.1 – 235.20
Part 236 Rules, Standards, and Instructions Governing the Installation, Inspection, Maintenance, and Repair of Signal and Train Control Systems, Devices, and Appliances 236.0 – 236.1049
Part 237 Bridge Safety Standards 237.1 – 237.155
Part 238 Passenger Equipment Safety Standards 238.1 – 238.753
Part 239 Passenger Train Emergency Preparedness 239.1 – 239.303
Part 240 Qualification and Certification of Locomotive Engineers 240.1 – 240.411
Part 241 United States Locational Requirement for Dispatching of United States Rail Operations 241.1 – 241.17
Part 242 Qualification and Certification of Conductors 242.1 – 242.511
Part 243 Training, Qualification, and Oversight for Safety-Related Railroad Employees 243.1 – 243.209
Part 244 Regulations on Safety Integration Plans Governing Railroad Consolidations, Mergers, and Acquisitions of Control 244.1 – 244.21
Part 245 Qualification and Certification of Dispatchers 245.1 – 245.411
Part 246 Certification of Signal Employees 246.1 – 246.411
Part 250 Guarantee of Certificates of Trustees of Railroads in Reorganization 250.1 – 250.5
Part 256 Financial Assistance for Railroad Passenger Terminals 256.1 – 256.15
Part 260 Regulations Governing Loans and Loan Guarantees Under the Railroad Rehabilitation and Improvement Financing Program 260.1 – 260.55
Part 261 Credit Assistance for Surface Transportation Projects 261.1
Part 262 Implementation of Program for Capital Grants for Rail Line Relocation and Improvement Projects 262.1 – 262.19
Part 264 Environmental Impact and Related Procedures 264.101
Part 266 Assistance to States for Local Rail Service Under Section 5 of the Department of Transportation Act 266.1 – 266.25
Part 268 Magnetic Levitation Transportation Technology Deployment Program 268.1 – 268.21
Part 269 Competitive Passenger Rail Service Pilot Program 269.1 – 269.17
Part 270 System Safety Program 270.1 – 270.409
Part 271 Risk Reduction Program 271.1 – 271.609
Part 272 Critical Incident Stress Plans 272.1 – 272.105
Part 273 Metrics and Minimum Standards for Intercity Passenger Train Operations 273.1 – 273.11
Parts 274-298 Parts 274-298 [Reserved]
Part 299 Texas Central Railroad High-Speed Rail Safety Standards 299.1 – 299.713
Chapter III Federal Motor Carrier Safety Administration, Department of Transportation 300 – 399
Subchapter A General Regulations 300 – 325
Subchapter B Federal Motor Carrier Safety Regulations 350 – 399
Chapter IV Coast Guard, Department of Homeland Security 400 – 499
Subchapter a Subchapter a [Reserved]
Subchapter B Safety Approval of Cargo Containers 400 – 499
Chapter V National Highway Traffic Safety Administration, Department of Transportation 500 – 599
Part 500 Part 500 [Reserved]
Part 501 Organization and Delegation of Powers and Duties 501.1 – 501.8
Part 509 OMB Control Numbers for Information Collection Requirements 509.1 – 509.2
Part 510 Information Gathering Powers 510.1 – 510.12
Part 511 Adjudicative Procedures 511.1 – 511.78
Part 512 Confidential Business Information 512.1 – 512.23
Part 513 Whistleblower Program 513.1 – 513.12
Part 520 Part 520 [Reserved]
Part 523 Vehicle Classification 523.1 – 523.10
Part 525 Exemptions from Average Fuel Economy Standards 525.1 – 525.12
Part 526 Petitions and Plans for Relief Under the Automobile Fuel Efficiency Act of 1980 526.1 – 526.5
Part 529 Manufacturers of Multistage Automobiles 529.1 – 529.6
Part 531 Passenger Automobile Average Fuel Economy Standards 531.1 – 531.6
Part 533 Light Truck Fuel Economy Standards 533.1 – 533.6
Part 534 Rights and Responsibilities of Manufacturers in the Context of Changes in Corporate Relationships 534.1 – 534.8
Part 535 Medium- and Heavy-Duty Vehicle Fuel Efficiency Program 535.1 – 535.10
Part 536 Transfer and Trading of Fuel Economy Credits 536.1 – 536.10
Part 537 Automotive Fuel Economy Reports 537.1 – 537.12
Part 538 Manufacturing Incentives for Alternative Fuel Vehicles 538.1 – 538.9
Part 541 Federal Motor Vehicle Theft Prevention Standard 541.1 – 541.6
Part 542 Procedures for Selecting Light Duty Truck Lines to Be Covered by the Theft Prevention Standard 542.1 – 542.2
Part 543 Exemption from Vehicle Theft Prevention Standard 543.1 – 543.10
Part 545 Federal Motor Vehicle Theft Prevention Standard Phase-in and Small-Volume Line Reporting Requirements 545.1 – 545.9
Part 551 Procedural Rules 551.1 – 551.68
Part 552 Petitions for Rulemaking, Defect, and Noncompliance Orders 552.1 – 552.15
Part 553 Rulemaking Procedures 553.1 – 553.39
Part 554 Standards Enforcement and Defects Investigation 554.1 – 554.11
Part 555 Temporary Exemption from Motor Vehicle Safety and Bumper Standards 555.1 – 555.18
Part 556 Exemption for Inconsequential Defect or Noncompliance 556.1 – 556.9
Part 557 Petitions for Hearings on Notification and Remedy of Defects 557.1 – 557.8
Part 561 Documentation for Electric-Powered Vehicles 561.1 – 561.11
Part 562 Lighting and Marking of Agricultural Equipment 562.1 – 562.11
Part 563 Event Data Recorders 563.1 – 563.12
Part 564 Replaceable Light Source and Sealed Beam Headlamp Information 564.1 – 564.5
Part 565 Vehicle Identification Number (VIN) Requirements 565.1 – 565.26
Part 566 Manufacturer Identification 566.1 – 566.6
Part 567 Certification 567.1 – 567.8
Part 568 Vehicles Manufactured in Two or More Stages—All Incomplete, Intermediate and Final-Stage Manufacturers of Vehicles Manufactured in Two or More Stages 568.1 – 568.7
Part 569 Regrooved Tires 569.1 – 569.9
Part 570 Vehicle in Use Inspection Standards 570.1 – 570.63
Part 571 Federal Motor Vehicle Safety Standards 571.1 – 571.500
Part 572 Anthropomorphic Test Devices 572.1 – 572.219
Part 573 Defect and Noncompliance Responsibility and Reports 573.1 – 573.16
Part 574 Tire Identification and Recordkeeping 574.1 – 574.10
Part 575 Consumer Information 575.1 – 575.401
Part 576 Record Retention 576.1 – 576.8
Part 577 Defect and Noncompliance Notification 577.1 – 577.14
Part 578 Civil and Criminal Penalties 578.1 – 578.8
Part 579 Reporting of Information and Communications About Potential Defects 579.1 – 579.29
Part 580 Odometer Disclosure Requirements 580.1 – 580.17
Part 581 Bumper Standard 581.1 – 581.8
Part 582 Insurance Cost Information Regulation 582.1 – 582.5
Part 583 Automobile Parts Content Labeling 583.1 – 583.17
Part 585 Phase-in Reporting Requirements 585.1 – 585.148
Part 586 Replica Motor Vehicles 586.1 – 586.13
Part 587 Deformable Barriers 587.1 – 587.19
Part 588 Child Restraint Systems Recordkeeping Requirements 588.1 – 588.6
Parts 589-590 Parts 589-590 [Reserved]
Part 591 Importation of Vehicles and Equipment Subject to Federal Safety, Bumper and Theft Prevention Standards 591.1 – 591.10
Part 592 Registered Importers of Vehicles Not Originally Manufactured to Conform to the Federal Motor Vehicle Safety Standards 592.1 – 592.9
Part 593 Determinations That a Vehicle Not Originally Manufactured to Conform to the Federal Motor Vehicle Safety Standards Is Eligible for Importation 593.1 – 593.10
Part 594 Schedule of Fees Authorized by 49 U.S.C. 30141 594.1 – 594.10
Part 595 Make Inoperative Exemptions 595.1 – 595.9
Parts 596-598 Parts 596-598 [Reserved]
Part 596 Automatic Emergency Braking Test Devices 596.1 – 596.10
Part 599 Part 599 [Reserved]
Chapter VI Federal Transit Administration, Department of Transportation 600 – 699
Part 600 Part 600 [Reserved]
Part 601 Organization, Functions, and Procedures 601.1 – 601.47
Part 602 Emergency Relief 602.1 – 602.17
Part 604 Charter Service 604.1 – 604.50
Part 605 School Bus Operations 605.1 – 605.40
Part 609 Transportation for Elderly and Handicapped Persons 609.1 – 609.23
Part 611 Major Capital Investment Projects 611.101 – 611.309
Part 613 Metropolitan and Statewide and Nonmetropolitan Planning 613.100 – 613.200
Part 622 Environmental Impact and Related Procedures 622.101 – 622.301
Part 625 Transit Asset Management 625.1 – 625.55
Part 630 National Transit Database 630.1 – 630.11
Part 633 Project Management Oversight 633.1 – 633.29
Part 639 Part 639 [Reserved]
Part 640 Credit Assistance for Surface Transportation Projects 640.1
Part 650 Private Investment Project Procedures 650.1 – 650.31
Part 655 Prevention of Alcohol Misuse and Prohibited Drug Use in Transit Operations 655.1 – 655.83
Part 659 Part 659 [Reserved]
Part 661 Buy America Requirements 661.1 – 661.21
Part 663 Pre-Award and Post-Delivery Audits of Rolling Stock Purchases 663.1 – 663.43
Part 665 Bus Testing 665.1 – 665.27
Parts 666-669 Parts 666-669 [Reserved]
Part 670 Public Transportation Safety Program 670.1 – 670.31
Part 671 Rail Transit Roadway Worker Protection 671.1 – 671.51
Part 672 Public Transportation Safety Certification Training Program 672.1 – 672.31
Part 673 Public Transportation Agency Safety Plans 673.1 – 673.31
Part 674 State Safety Oversight 674.1 – 674.41
Parts 675-699 Parts 675-699 [Reserved]
Chapter VII National Railroad Passenger Corporation (Amtrak) 700 – 799
Part 700 Organization, Functioning and Available Information 700.1 – 700.3
Part 701 Amtrak Freedom of Information Act Program 701.1 – 701.12
Parts 702-799 Parts 702-799 [Reserved]
Chapter VIII National Transportation Safety Board 800 – 999
Part 800 Administrative Rules 800.1 – 800.45
Part 801 Public Availability of Information 801.1 – 801.61
Part 802 Rules Implementing the Privacy Act of 1974 802.1 – 802.20
Part 803 Official Seal 803.1 – 803.5
Part 804 Rules Implementing the Government in the Sunshine Act 804.1 – 804.10
Part 805 Part 805 [Reserved]
Part 806 National Security Information Policy and Guidelines, Implementing Regulations 806.1 – 806.4
Part 807 Enforcement of Nondiscrimination on the Basis of Handicap in Programs or Activities Conducted by the National Transportation Safety Board 807.101 – 807.170
Part 821 Rules of Practice in Air Safety Proceedings 821.1 – 821.64
Part 825 Rules of Procedure for Merchant Marine Appeals from Decisions of the Commandant, U.S. Coast Guard 825.1 – 825.40
Part 826 Rules Implementing the Equal Access to Justice Act of 1980 826.1 – 826.40
Part 830 Notification and Reporting of Aircraft Accidents or Incidents and Overdue Aircraft, and Preservation of Aircraft Wreckage, Mail, Cargo, and Records 830.1 – 830.15
Part 831 Investigation Procedures 831.1 – 831.64
Part 835 Testimony of Board Employees 835.1 – 835.11
Part 837 Production of Records in Legal Proceedings 837.1 – 837.4
Part 840 Rules Pertaining to Notification of Railroad Accidents 840.1 – 840.6
Part 845 Rules of Practice in Transportation: Investigative Hearings; Meetings, Reports, and Petitions for Reconsideration 845.1 – 845.33
Part 850 Coast Guard—National Transportation Safety Board Marine Casualty Investigations 850.1 – 850.35
Parts 851-999 Parts 851-999 [Reserved]
Chapter X Surface Transportation Board 1000 – 1399
Subchapter A General Rules and Regulations 1000 – 1090
Subchapter B Rules of Practice 1100 – 1199
Subchapter C Accounts, Records, and Reports 1200 – 1299
Subchapter D Carrier Rates and Service Terms 1300 – 1399
Chapter XI—Research and Innovative Technology Administration, Department of Transportation Chapter XI—Research and Innovative Technology Administration, Department of Transportation [Reserved]
Chapter XII Transportation Security Administration, Department of Homeland Security 1500 – 1699
Subchapter A Administrative and Procedural Rules 1500 – 1515
Subchapter B Security Rules for All Modes of Transportation 1520
Subchapter C Civil Aviation Security 1540 – 1562
Subchapter D Maritime and Surface Transportation Security 1570 – 1699