§FMCSR.com
Current textIn force on Oct. 1, 2015Source: annual CFR editions 2002–2016

§ 384.203 Driving while under the influence.

Current wording, in the annual edition revised as of Oct. 1, 2002.

govinfo, 2015 edition ↗
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2015 edition's wording. An amendment that took effect between Oct. 1, 2015 and Oct. 1, 2015 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 384.203 — Driving while under the influence.. Text in force on October 1, 2015. This wording effective October 1, 2002 to present. Source: govinfo, 2015 edition, https://www.govinfo.gov/app/details/CFR-2015-title49-vol5/CFR-2015-title49-vol5-sec384-203. Retrieved from FMCSR.com, https://fmcsr.com/reg/384.203?asof=2015-10-01, on October 26, 2026. Unofficial compilation; verify against the official source.

(a) The State must have in effect and enforce through licensing sanctions the disqualifications prescribed in § 383.51(b) of this subchapter for driving a CMV with a 0.04 alcohol concentration.

(b) Nothing in this section shall be construed to require a State to apply its criminal or other sanctions for driving under the influence to a person found to have operated a CMV with an alcohol concentration of 0.04, except licensing sanctions including suspension, revocation, or cancellation.

(c) A State that enacts and enforces through licensing sanctions the disqualifications prescribed in § 383.51(b) of this subchapter for driving a CMV with a 0.04 alcohol concentration and gives full faith and credit to the disqualification of CMV drivers by other States shall be deemed in substantial compliance with section 12009(a)(3) of the Commercial Motor Vehicle Safety Act of 1986 (49 U.S.C. 31311(a)(3)).

[67 FR 49761, July 31, 2002]

Amendment history

2 distinct wordings on file since Oct. 1, 1996
  1. Oct. 1, 2002 → presentannual editions 2002–2016diff vs. previousviewing
    [67 FR 49761, July 31, 2002]
  2. Oct. 1, 1996 → Oct. 1, 2002annual editions 1996–2001

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.