California Code
CHAPTER 4 - Length
Section 35400.6.

35400.6. (a) Subdivision (a) of Section 35400 does not apply to a fifth-wheel travel trailer that does not exceed the following lengths:

(1) Forty-eight feet in length from the foremost point of the trailer to the rear extremity of the trailer.

(2) (A) For a fifth-wheel travel trailer with a single axle, 38 feet in length from the kingpin to the rearmost axle.

(B) For a fifth-wheel travel trailer with two or more axles, 40 feet in length from the kingpin to the rearmost axle.

(b) A manufacturer of a fifth-wheel travel trailer described by subdivision (a) shall include in the delivery documents the information necessary to register that fifth-wheel travel trailer, including its overall length pursuant to paragraph (1) of subdivision (a) and a declaration that its length is in compliance with subparagraph (A) or subparagraph (B) of paragraph (2) of subdivision (a). The dealer may reject acceptance of the fifth-wheel travel trailer if this documentation is not provided.

(Added by Stats. 2013, Ch. 548, Sec. 1. (AB 64) Effective January 1, 2014.)