Current textIn force on Oct. 1, 2012Source: annual CFR editions 2011–2016
§ 383.155 Tamperproofing requirements.
Current wording, in the annual edition revised as of Oct. 1, 2011.
Before Jan. 1, 2017 the record is one snapshot per annual CFR edition, revised as of October 1. This is the 2012 edition's wording. An amendment that took effect between Oct. 1, 2012 and Oct. 1, 2012 would not appear until the next edition, so check the citations below and the Federal Register for exact effective dates.
49 CFR § 383.155 — Tamperproofing requirements.. Text in force on October 1, 2012. This wording effective October 1, 2011 to present. Source: govinfo, 2012 edition, https://www.govinfo.gov/app/details/CFR-2012-title49-vol5/CFR-2012-title49-vol5-sec383-155. Retrieved from FMCSR.com, https://fmcsr.com/reg/383.155?asof=2012-10-01, on October 26, 2026. Unofficial compilation; verify against the official source.
States must make the CLP and CDL tamperproof to the maximum extent practicable. At a minimum, a State must use the same tamperproof method used for noncommercial drivers' licenses.
[76 FR 26893, May 9, 2011]
Amendment history
2 distinct wordings on file since Oct. 1, 1996- [76 FR 26893, May 9, 2011]
- Oct. 1, 1996 → Oct. 1, 2011annual editions 1996–2010
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.