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Pick a part and two dates. Every section whose wording changed in between is listed with a link to the exact diff. Built for the deposition question "has this rule changed since the crash?"
Part 391 — Qualifications of Drivers and Longer Combination Vehicle (LCV) Driver Instructors
Between June 22, 2023 and today (current through Oct. 15, 2026): 9 amended, 0 added, 0 removed, 22 unchanged.
- Amended§ 391.23 Investigation and inquiries.View diffChanged 2 times: Nov. 17, 2023; July 21, 2026
- Amended§ 391.41 Physical qualifications for drivers.View diffChanged July 21, 2026
- Amended§ 391.43 Medical examination; certificate of physical examination.View diffChanged 2 times: Nov. 17, 2023; Jan. 16, 2024
- Amended§ 391.45 Persons who must be medically examined and certified.View diffChanged 3 times: Nov. 17, 2023; Nov. 18, 2024; July 21, 2026
- Amended§ 391.47 Resolution of conflicts of medical evaluation.View diffChanged Nov. 17, 2023
- Amended§ 391.49 Alternative physical qualification standards for the loss or impairment of limbs.View diffChanged Nov. 18, 2024
- Amended§ 391.62 Limited exemptions for intracity zone drivers.View diffChanged Nov. 18, 2024
- Amended§ 391.64 [Reserved]View diffChanged 2 times: Feb. 19, 2026; March 23, 2026
- AmendedAppendix A to Part 391 Appendix A to Part 391—Medical Advisory CriteriaView diffChanged Jan. 19, 2024
Unchanged (22)
- § 391.1 Scope of the rules in this part; additional qualifications; duties of carrier-drivers.
- § 391.2 General exceptions.
- § 391.11 General qualifications of drivers.
- § 391.13 Responsibilities of drivers.
- § 391.15 Disqualification of drivers.
- § 391.21 Application for employment.
- § 391.25 Annual inquiry and review of driving record.
- § 391.27 [Reserved]
- § 391.31 Road test.
- § 391.33 Equivalent of road test.
- § 391.44 Physical qualification standards for an individual who does not satisfy, with the worse eye, either the distant visual acuity standard with corrective lenses or the field of vision standard, or both.
- § 391.46 Physical qualification standards for an individual with diabetes mellitus treated with insulin for control.
- § 391.51 General requirements for driver qualification files.
- § 391.53 Driver investigation history file.
- § 391.55 LCV Driver-Instructor qualification files.
- § 391.61 Drivers who were regularly employed before January 1, 1971.
- § 391.63 Multiple-employer drivers.
- § 391.65 Drivers furnished by other motor carriers.
- § 391.67 Farm vehicle drivers of articulated commercial motor vehicles.
- § 391.68 Private motor carrier of passengers (nonbusiness).
- § 391.69 Private motor carrier of passengers (business).
- § 391.71 [Reserved]