Current textIn force on Oct. 1, 2014Source: annual CFR editions 1996–2016
§ 392.71 Radar detectors; use and/or possession.
Current wording, first on file in the 1996 annual edition.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2014 edition's wording. An amendment that took effect between Oct. 1, 2014 and Oct. 1, 2014 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 392.71 — Radar detectors; use and/or possession.. Text in force on October 1, 2014. This wording effective October 1, 1996 to present. Source: govinfo, 2014 edition, https://www.govinfo.gov/app/details/CFR-2014-title49-vol5/CFR-2014-title49-vol5-sec392-71. Retrieved from FMCSR.com, https://fmcsr.com/reg/392.71?asof=2014-10-01, on October 26, 2026. Unofficial compilation; verify against the official source.
(a) No driver shall use a radar detector in a commercial motor vehicle, or operate a commercial motor vehicle that is equipped with or contains any radar detector.
(b) No motor carrier shall require or permit a driver to violate paragraph (a) of this section.
[58 FR 67375, Dec. 21, 1993]
Amendment history
1 distinct wording on file since Oct. 1, 1996- [58 FR 67375, Dec. 21, 1993]
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.