Current textIn force on Oct. 1, 2010Source: annual CFR editions 2010–2016
§ 382.309 Return-to-duty testing.
Current wording, in the annual edition revised as of Oct. 1, 2010.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2010 edition's wording. An amendment that took effect between Oct. 1, 2010 and Oct. 1, 2010 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 382.309 — Return-to-duty testing.. Text in force on October 1, 2010. This wording effective October 1, 2010 to present. Source: govinfo, 2010 edition, https://www.govinfo.gov/app/details/CFR-2010-title49-vol5/CFR-2010-title49-vol5-sec382-309. Retrieved from FMCSR.com, https://fmcsr.com/reg/382.309?asof=2010-10-01, on October 26, 2026. Unofficial compilation; verify against the official source.
The requirements for return-to-duty 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.