Current textIn force on Dec. 31, 2016Source: annual CFR editions 2005–2016
§ 393.31-393.33 [Reserved]
Current wording, first on file in the 2005 annual edition.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2016 edition's wording. An amendment that took effect between Oct. 1, 2016 and Dec. 31, 2016 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 393.31-393.33 — [Reserved]. Text in force on December 31, 2016. This wording effective October 1, 2005 to present. Source: govinfo, 2016 edition, https://www.govinfo.gov/app/details/CFR-2016-title49-vol5/CFR-2016-title49-vol5-sec393-31-393.33. Retrieved from FMCSR.com, https://fmcsr.com/reg/393.31-393.33?asof=2016-12-31, on October 26, 2026. Unofficial compilation; verify against the official source.
[Reserved]
Amendment history
1 distinct wording on file since Oct. 1, 2005A 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.