Current textIn force on Nov. 8, 2021Source: eCFR
§ 383.21 Number of drivers' licenses.
Current wording, in the annual edition revised as of Oct. 1, 1999.
49 CFR § 383.21 — Number of drivers' licenses.. Text in force on November 8, 2021. This wording effective October 1, 1999 to present. Source: eCFR as of November 8, 2021, https://www.ecfr.gov/on/2021-11-08/title-49/section-383.21. Retrieved from FMCSR.com, https://fmcsr.com/reg/383.21?asof=2021-11-08, on October 26, 2026. Unofficial compilation; verify against the official source.
No person who operates a commercial motor vehicle shall at any time have more than one driver's license.
[64 FR 48110, Sept. 2, 1999]
Amendment history
2 distinct wordings on file since Oct. 1, 1996- [64 FR 48110, Sept. 2, 1999]
- Oct. 1, 1996 → Oct. 1, 1999annual editions 1996–1998
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.