§FMCSR.com
Reading the regulations as they stood on March 7, 2022. Current text may differ.Switch to current
Current textIn force on March 7, 2022Source: eCFR

§ 393.82 Speedometer.

Current wording, in the annual edition revised as of Oct. 1, 2005.

eCFR as of March 7, 2022 ↗
49 CFR § 393.82 — Speedometer.. Text in force on March 7, 2022. This wording effective October 1, 2005 to present. Source: eCFR as of March 7, 2022, https://www.ecfr.gov/on/2022-03-07/title-49/section-393.82. Retrieved from FMCSR.com, https://fmcsr.com/reg/393.82?asof=2022-03-07, on October 26, 2026. Unofficial compilation; verify against the official source.

Each bus, truck, and truck-tractor must be equipped with a speedometer indicating vehicle speed in miles per hour and/or kilometers per hour. The speedometer must be accurate to within plus or minus 8 km/hr (5 mph) at a speed of 80 km/hr (50 mph).

[70 FR 48054, Aug. 15, 2005]

Amendment history

2 distinct wordings on file since Oct. 1, 1996
  1. Oct. 1, 2005 → presentannual editions 2005–2016diff vs. previousviewing
    [70 FR 48054, Aug. 15, 2005]
  2. Oct. 1, 1996 → Oct. 1, 2005annual editions 1996–2004

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.