Regulations last checked for updates: Nov 26, 2024

Title 49 - Transportation last revised: Nov 18, 2024
§ 393.28 - Wiring systems.

Electrical wiring shall be installed and maintained to conform to SAE J1292—Automobile, Truck, Truck-Tractor, Trailer, and Motor Coach Wiring, October 1981, except the jumper cable plug and receptacle need not conform to SAE J560. The reference to SAE J1292 shall not be construed to require circuit protection on trailers. (See § 393.7(b) for information on the incorporation by reference and availability of this document.)

[70 FR 48047, 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 393.28