Current textIn force on Jan. 11, 2021Source: eCFR
§ 382.311 Follow-up testing.
Current wording, in the annual edition revised as of Oct. 1, 2010.
49 CFR § 382.311 — Follow-up testing.. Text in force on January 11, 2021. This wording effective October 1, 2010 to present. Source: eCFR as of January 11, 2021, https://www.ecfr.gov/on/2021-01-11/title-49/section-382.311. Retrieved from FMCSR.com, https://fmcsr.com/reg/382.311?asof=2021-01-11, on October 26, 2026. Unofficial compilation; verify against the official source.
The requirements for follow-up testing must be performed in accordance with 49 CFR part 40, subpart O.
Amendment history
3 distinct wordings on file since Oct. 1, 1996- Oct. 1, 1996 → Oct. 1, 2001annual editions 1996–2000
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.