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Current textSource: eCFR

§ 391.2 General exceptions.

Current wording, in the annual edition revised as of Oct. 1, 2016.

eCFR (current) ↗
What changedOct. 1, 2010 wording → Oct. 1, 2016 wording (current)+104 added−84 removedHide

Link to an amendment published at 75 FR 59135, Sept. 27, 2010.
(a) Farm custom operation. The rules in this part, except for § 391.15(e) and (f), do not apply to a driver who drives a commercial motor vehicle controlled and operated by a person engaged in custom-harvesting operations, if the commercial motor vehicle is used to—
(1) Transport farm machinery, supplies, or both, to or from a farm for custom-harvesting operations on a farm; or
(2) Transport custom-harvested crops to storage or market.
(b) Apiarian industries. The rules in this part, except for § 391.15(e) and (f), do not apply to a driver who is operating a commercial motor vehicle controlled and operated by a beekeeper engaged in the seasonal transportation of bees.
(c) Certain farm vehicle drivers. The rules in this part, except for § 391.15(e) and (f), do not apply to a farm vehicle driver except a farm vehicle driver who drives an articulated (combination) commercial motor vehicle, as defined in § 390.5 of this chapter. (For limited exemptions for farm vehicle drivers of articulated commercial motor vehicles, see § 391.67.)
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49 CFR § 391.2 — General exceptions.. Text current through October 22, 2026. This wording effective October 1, 2016 to present. Source: eCFR (current), https://www.ecfr.gov/current/title-49/section-391.2. Retrieved from FMCSR.com, https://fmcsr.com/reg/391.2, on October 26, 2026. Unofficial compilation; verify against the official source.

(a) Farm custom operation. The rules in this part, except for § 391.15(e) and (f), do not apply to a driver who drives a commercial motor vehicle controlled and operated by a person engaged in custom-harvesting operations, if the commercial motor vehicle is used to—

(1) Transport farm machinery, supplies, or both, to or from a farm for custom-harvesting operations on a farm; or

(2) Transport custom-harvested crops to storage or market.

(b) Apiarian industries. The rules in this part, except for § 391.15(e) and (f), do not apply to a driver who is operating a commercial motor vehicle controlled and operated by a beekeeper engaged in the seasonal transportation of bees.

(c) Certain farm vehicle drivers. The rules in this part, except for § 391.15(e) and (f), do not apply to a farm vehicle driver except a farm vehicle driver who drives an articulated (combination) commercial motor vehicle, as defined in § 390.5 of this chapter. For limited exemptions for farm vehicle drivers of articulated commercial motor vehicles, see § 391.67.

(d) Covered farm vehicles. The rules in part 391, Subpart E—Physical Qualifications and Examinations—do not apply to drivers of “covered farm vehicles,” as defined in 49 CFR 390.5.

(e) Pipeline welding trucks. The rules in this part do not apply to drivers of “pipeline welding trucks” as defined in 49 CFR 390.38(b).

[76 FR 75487, Dec. 2, 2011, as amended at 78 FR 16195, Mar. 14, 2013; 78 FR 58483, Sept. 24, 2013; 81 FR 47720, July 22, 2016]

Amendment history

9 distinct wordings on file since Oct. 1, 1996
  1. Oct. 1, 2016 → presentannual edition 2016diff vs. previousviewing
    [76 FR 75487, Dec. 2, 2011, as amended at 78 FR 16195, Mar. 14, 2013; 78 FR 58483, Sept. 24, 2013; 81 FR 47720, July 22, 2016]
  2. Oct. 1, 2015 → Oct. 1, 2016annual edition 2015diff vs. previous
    [76 FR 75487, Dec. 2, 2011, as amended at 78 FR 16195, Mar. 14, 2013; 78 FR 58483, Sept. 24, 2013]
  3. Oct. 1, 2014 → Oct. 1, 2015annual edition 2014diff vs. previous
    [76 FR 75487, Dec. 2, 2011, as amended at 78 FR 16195, Mar. 14, 2013; 78 FR 58483, Sept. 24, 2013]
  4. Oct. 1, 2013 → Oct. 1, 2014annual edition 2013diff vs. previous
    [76 FR 75487, Dec. 2, 2011, as amended at 78 FR 16195, Mar. 14, 2013; 78 FR 58483, Sept. 24, 2013]
  5. Oct. 1, 2012 → Oct. 1, 2013annual edition 2012diff vs. previous
    [76 FR 75487, Dec. 2, 2011]
  6. Oct. 1, 2011 → Oct. 1, 2012annual edition 2011diff vs. previous
    [75 FR 59135, Sept. 27, 2010]
  7. Oct. 1, 2010 → Oct. 1, 2011annual edition 2010diff vs. previous
    [36 FR 24219, Dec. 22, 1971, as amended at 37 FR 26112, Dec. 8, 1972; 54 FR 12202, Mar. 24, 1989; 60 FR 38745, July 28, 1995; 61 FR 13346, Mar. 26, 1996; 61 FR 17253, Apr. 19, 1996]
  8. Oct. 1, 2009 → Oct. 1, 2010annual edition 2009diff vs. previous
    [36 FR 24219, Dec. 22, 1971, as amended at 37 FR 26112, Dec. 8, 1972; 54 FR 12202, Mar. 24, 1989; 60 FR 38745, July 28, 1995; 61 FR 13346, Mar. 26, 1996; 61 FR 17253, Apr. 19, 1996]
  9. Oct. 1, 1996 → Oct. 1, 2009annual editions 1996–2008
    [36 FR 24219, Dec. 22, 1971, as amended at 37 FR 26112, Dec. 8, 1972; 54 FR 12202, Mar. 24, 1989; 60 FR 38745, July 28, 1995; 61 FR 13346, Mar. 26, 1996; 61 FR 17253, Apr. 19, 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. Set a case date in the header to read any earlier wording.