Current textIn force on June 1, 2010Source: annual CFR editions 2001–2016
§ 40.343 What tasks may a service agent perform for an employer?
Current wording, first on file in the 2001 annual edition.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2009 edition's wording. An amendment that took effect between Oct. 1, 2009 and June 1, 2010 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 40.343 — What tasks may a service agent perform for an employer?. Text in force on June 1, 2010. This wording effective October 1, 2001 to present. Source: govinfo, 2009 edition, https://www.govinfo.gov/app/details/CFR-2009-title49-vol1/CFR-2009-title49-vol1-sec40-343. Retrieved from FMCSR.com, https://fmcsr.com/reg/40.343?asof=2010-06-01, on October 26, 2026. Unofficial compilation; verify against the official source.
As a service agent, you may perform for employers the tasks needed to comply with DOT agency drug and alcohol testing regulations, subject to the requirements and limitations of this part.
Amendment history
1 distinct wording on file since Oct. 1, 2001A 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.