49 CFR 392.33 : Transportation (§ 1.1 To Parts 1581-1699) — (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Other Regulations Relating To Transportation (Continued) (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Federal Motor Carrier Safety Administration, Department Of Transportation (Parts 300-302 To Appendix G To Subchapter B Of Chapter Iii) — Federal Motor Carrier Safety Regulations (§ 350.101 To Appendix G To Subchapter B Of Chapter Iii) — Driving Of Commercial Motor Vehicles (§ 392.1 To § 392.82) — Use Of Lighted Lamps And Reflectors (§§ 392.30-392.32 And § 392.33) — Obscured lamps or reflective devices/material.

4 Aug 2016

(a) No commercial motor vehicle shall be driven when any of the lamps or reflective devices/material required by subpart B of part 393 of this title are obscured by the tailboard, or by any part of the load or its covering, by dirt, or other added vehicle or work equipment or otherwise.

(b) Exception. The conspicuity treatments on the front end protection devices of the trailer may be obscured by part of the load being transported.

49 CFR 392.33

[70 FR 48025, Aug. 15, 2005]