1. Regulations
  2. title 49
  3. chapter III
  4. part 393
  5. subpart B
  6. § 393.23

View all text of Subpart B [§ 393.9 - § 393.33]

§ 393.23 - Power supply for lamps.

All required lamps must be powered by the electrical system of the motor vehicle with the exception of battery powered lamps used on projecting loads.

[70 FR 48046, Aug. 15, 2005]

AUTHORITY: 49 U.S.C. 31136, 31151, 31502; sec. 1041(b), Pub. L. 102-240, 105 Stat. 1914, 1993; secs. 5301 and 5524, Pub. L. 114-94, 129 Stat. 1312, 1543, 1560; and 49 CFR 1.87.

SOURCE: 33 FR 19735, Dec. 25, 1968, unless otherwise noted.

CITE AS: 49 CFR 393.23