# T1-bac-04-hazmat-first — FMCSA commercial driver disqualification offenses and periods

For T1-bac-04-hazmat-first, table is Table 1 (major offenses); offense is Having an alcohol concentration of 0.04 or greater while operating a CMV; vehicle type at time of offense is CMV transporting hazardous materials; occurrence is first; disqualification period is 3 years, recorded from its source on 2026-08-17.

- **Offense ID:** T1-bac-04-hazmat-first _(our reading, not quoted from the source)_
- **Table:** Table 1 (major offenses) _(our reading, not quoted from the source)_
- **Offense:** Having an alcohol concentration of 0.04 or greater while operating a CMV _(verified: appears in the quote below)_
- **Vehicle type at time of offense:** CMV transporting hazardous materials _(our reading, not quoted from the source)_
- **Occurrence:** first _(our reading, not quoted from the source)_
- **Disqualification period:** 3 years _(verified: appears in the quote below)_
- **CFR citation:** 49 CFR 383.51(b)(3) _(our reading, not quoted from the source)_
- **Reinstatement eligible:** n/a _(our reading, not quoted from the source)_

## What the source says

> (3) Having an alcohol concentration of 0.04 or greater while operating a CMV * * * | 1 year | Not applicable | 3 years

## Source

- https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-383/subpart-D/section-383.51

Last verified: 2026-08-17. Review by: 2027-08-17.
Part of [FMCSA commercial driver disqualification offenses and periods](https://referencesource.org/cdl-disqualification-offenses-and-periods/).