What changed
Every point at which a section's wording changed, was added or was removed. Day-precise from 2017 (eCFR); before that, changes surface at the annual edition that first printed them (revised as of October 1). Current through Oct. 22, 2026.
Get an email when the rules change
202620252024202320222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997
September 1, 20263 sections
- amended§ 367.30Fees under the Unified Carrier Registration Plan and Agreement for Registration Year 2023.Part 367
- amended§ 367.40Fees under the Unified Carrier Registration Plan and Agreement for Registration Year 2024.Part 367
- amended§ 367.50Fees Under the Unified Carrier Registration Plan and Agreement for Registration Years Beginning in 2025 and Each Subsequent Registration Year Thereafter.Part 367
July 22, 20264 sections
July 21, 202617 sections
- amendedAppendix A to Part 372Appendix A to Part 372—Commercial ZonesPart 372
- amended§ 384.234Driver medical certification recordkeeping.Part 384
- amended§ 384.301Substantial compliance-general requirements.Part 384
- amendedAppendix B to Part 386Appendix B to Part 386—Penalty Schedule: Violations and Monetary PenaltiesPart 386
- amended§ 387.9Financial responsibility, minimum levels.Part 387
- amended§ 387.307Property broker surety bond or trust fund.Part 387
- amended§ 389.31Petitions for rulemaking.Part 389
- amended§ 390.5Definitions.Part 390
- amended§ 390.5TT Definitions.Part 390
- amended§ 390.27Locations of motor carrier safety service centers.Part 390
- amended§ 391.23Investigation and inquiries.Part 391
- amended§ 391.41Physical qualifications for drivers.Part 391
- amended§ 391.45Persons who must be medically examined and certified.Part 391
- amended§ 393.45Brake tubing and hoses; hose assemblies and end fittings.Part 393
- amended§ 395.38Matter incorporated by reference.Part 395
- amended§ 396.3Inspection, repair, and maintenance.Part 396
- amended§ 399.205Definitions.Part 399
June 22, 20264 sections
June 10, 20264 sections
- amended§ 40.65What does the collector check for when the employee presents a urine specimen?Part 40
- amended§ 40.67When and how is a directly observed urine collection conducted?Part 40
- amended§ 40.69How is a monitored urine collection conducted?Part 40
- amended§ 40.145On what basis does the MRO verify test results involving adulteration or substitution?Part 40
May 27, 20261 section
May 11, 20264 sections
- amended§ 40.65What does the collector check for when the employee presents a urine specimen?Part 40
- amended§ 40.67When and how is a directly observed urine collection conducted?Part 40
- amended§ 40.69How is a monitored urine collection conducted?Part 40
- amended§ 40.145On what basis does the MRO verify test results involving adulteration or substitution?Part 40
April 30, 20261 section
- amendedAppendix A to Part 390Appendix A to Part 390—Applicability of the Registration, Financial Responsibility, and Safety Regulations to Motor Carriers of PassengersPart 390
April 27, 20261 section
April 20, 20261 section
March 23, 202617 sections
- amended§ 365.107TT Types of applications.Part 365
- amended§ 370.1Applicability of regulations.Part 370
- amended§ 379.1Applicability.Part 379
- amended§ 383.3Applicability.Part 383
- amendedAppendix B to Part 386Appendix B to Part 386—Penalty Schedule: Violations and Monetary PenaltiesPart 386
- amendedAppendix A to Part 390Appendix A to Part 390—Applicability of the Registration, Financial Responsibility, and Safety Regulations to Motor Carriers of PassengersPart 390
- amended§ 391.64[Reserved]Part 391
- amended§ 392.22Emergency signals; stopped commercial motor vehicles.Part 392
- amended§ 393.11Lamps and reflective devices.Part 393
- amended§ 393.42Brakes required on all wheels.Part 393
- amended§ 393.65All fuel systems.Part 393
- amended§ 393.67Liquid fuel tanks.Part 393
- amended§ 393.75Tires.Part 393
- amended§ 393.86Rear impact guards and rear end protection.Part 393
- amended§ 393.95Emergency equipment on all power units.Part 393
- amended§ 396.11Driver vehicle inspection report(s).Part 396
- amended§ 396.13Driver inspection.Part 396
March 16, 20264 sections
March 12, 20261 section
- removed§ 387.307TT Property broker surety bond or trust fund.Part 387
March 10, 20262 sections
February 19, 202616 sections
- amended§ 365.107TT Types of applications.Part 365
- amended§ 370.1Applicability of regulations.Part 370
- amended§ 379.1Applicability.Part 379
- amended§ 383.3Applicability.Part 383
- amendedAppendix B to Part 386Appendix B to Part 386—Penalty Schedule: Violations and Monetary PenaltiesPart 386
- amendedAppendix A to Part 390Appendix A to Part 390—Applicability of the Registration, Financial Responsibility, and Safety Regulations to Motor Carriers of PassengersPart 390
- amended§ 391.64Grandfathering for certain drivers who participated in a vision waiver study program.Part 391
- amended§ 392.22Emergency signals; stopped commercial motor vehicles.Part 392
- amended§ 393.42Brakes required on all wheels.Part 393
- amended§ 393.65All fuel systems.Part 393
- amended§ 393.67Liquid fuel tanks.Part 393
- amended§ 393.75Tires.Part 393
- amended§ 393.86Rear impact guards and rear end protection.Part 393
- amended§ 393.95Emergency equipment on all power units.Part 393
- amended§ 396.11Driver vehicle inspection report(s).Part 396
- amended§ 396.13Driver inspection.Part 396