§FMCSR.com
Historical textIn force on Dec. 31, 2016Source: annual CFR editions 2015–2016

§ 391.45 Persons who must be medically examined and certified.

Wording in the annual edition revised as of Oct. 1, 2015, superseded June 21, 2018.

govinfo, 2016 edition ↗
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2016 edition's wording. An amendment that took effect between Oct. 1, 2016 and Dec. 31, 2016 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 391.45 — Persons who must be medically examined and certified.. Text in force on December 31, 2016. This wording effective October 1, 2015 to June 21, 2018. Source: govinfo, 2016 edition, https://www.govinfo.gov/app/details/CFR-2016-title49-vol5/CFR-2016-title49-vol5-sec391-45. Retrieved from FMCSR.com, https://fmcsr.com/reg/391.45?asof=2016-12-31, on October 26, 2026. Unofficial compilation; verify against the official source.

The following persons must be medically examined and certified in accordance with § 391.43 of this subpart as physically qualified to operate a commercial motor vehicle:

(a) Any person who has not been medically examined and certified as physically qualified to operate a commercial motor vehicle;

(b)(1) Any driver who has not been medically examined and certified as qualified to operate a commercial motor vehicle during the preceding 24 months; or

(2) Any driver authorized to operate a commercial motor vehicle only with an exempt intracity zone pursuant to § 391.62, or only by operation of the exemption in § 391.64, if such driver has not been medically examined and certified as qualified to drive in such zone during the preceding 12 months;

(c) Any driver whose ability to perform his/her normal duties has been impaired by a physical or mental injury or disease; and

(d) Beginning June 22, 2018, any person found by a medical examiner not to be physically qualified to operate a commercial motor vehicle under the provisions of paragraph (g)(3) of § 391.43.

[35 FR 6460, Apr. 22, 1970, as amended at 36 FR 223, Jan. 7, 1971; 54 FR 12202, Mar. 24, 1989; 61 FR 13347, Mar. 26, 1996; 80 FR 22821, Apr. 23, 2015; 80 FR 59075, Oct. 1, 2015]

Amendment history

11 distinct wordings on file since Oct. 1, 1996
  1. July 21, 2026 → presenteCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021; 87 FR 3419, Jan. 21, 2022; 88 FR 80192, Nov. 17, 2023; 89 FR 90623, Nov. 18, 2024; 91 FR 45661, July 21, 2026]
  2. Nov. 18, 2024 → July 21, 2026eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021; 87 FR 3419, Jan. 21, 2022; 88 FR 80192, Nov. 17, 2023; 89 FR 90623, Nov. 18, 2024]
  3. Nov. 17, 2023 → Nov. 18, 2024eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021; 87 FR 3419, Jan. 21, 2022; 88 FR 80192, Nov. 17, 2023]
  4. March 22, 2022 → Nov. 17, 2023eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021; 87 FR 3419, Jan. 21, 2022]
  5. Jan. 21, 2022 → March 22, 2022eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021]
  6. June 22, 2021 → Jan. 21, 2022eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018, as amended at 86 FR 32651, June 22, 2021]
  7. Nov. 19, 2018 → June 22, 2021eCFR, day-precisediff vs. previous
    [83 FR 47520, Sept. 19, 2018]
  8. Sept. 19, 2018 → Nov. 19, 2018eCFR, day-precisediff vs. previous
    [35 FR 6460, Apr. 22, 1970, as amended at 36 FR 223, Jan. 7, 1971; 54 FR 12202, Mar. 24, 1989; 61 FR 13347, Mar. 26, 1996; 80 FR 22821, Apr. 23, 2015; 80 FR 59075, Oct. 1, 2015; 83 FR 28782, June 21, 2018]
  9. June 21, 2018 → Sept. 19, 2018eCFR, day-precisediff vs. previous
    [35 FR 6460, Apr. 22, 1970, as amended at 36 FR 223, Jan. 7, 1971; 54 FR 12202, Mar. 24, 1989; 61 FR 13347, Mar. 26, 1996; 80 FR 22821, Apr. 23, 2015; 80 FR 59075, Oct. 1, 2015; 83 FR 28782, June 21, 2018]
  10. Oct. 1, 2015 → June 21, 2018annual editions 2015–2016diff vs. previousviewing
    [35 FR 6460, Apr. 22, 1970, as amended at 36 FR 223, Jan. 7, 1971; 54 FR 12202, Mar. 24, 1989; 61 FR 13347, Mar. 26, 1996; 80 FR 22821, Apr. 23, 2015; 80 FR 59075, Oct. 1, 2015]
  11. Oct. 1, 1996 → Oct. 1, 2015annual editions 1996–2014
    [35 FR 6460, Apr. 22, 1970, as amended at 36 FR 223, Jan. 7, 1971; 54 FR 12202, Mar. 24, 1989; 61 FR 13347, Mar. 26, 1996]

A new entry appears whenever the regulatory words change between government snapshots. Day-precise from the eCFR (2017 onward); before that, one snapshot per annual CFR edition (revised as of October 1). Bracketed citations are the Federal Register history printed with the section.