California Code, Vehicle Code - VEH § 6700.25

(a) The department shall provide a nonresident daily commuter with external vehicle identification indicia and a corresponding identification card, upon application therefor and completion of the form required by Section 6700.3, which indicia and card shall be valid for a period of two years.  A vehicle shall be exempt from Sections 4000.4 and 6700 when operated with the requisite indicia and otherwise in accordance with this chapter.

(b) Subdivision (a) applies only to residents and vehicles of residents of a contiguous state which has enacted laws that provide reciprocal privileges to California residents who are employed in the contiguous state.  Subdivision (a) does not apply to residents of foreign countries.

(c) Subdivision (a) applies only to the vehicles specified in paragraph (1) of subdivision (a) of Section 6700.2.

(d) Subdivision (a) applies only to vehicles which are licensed in a foreign jurisdiction that are used to commute into California to a destination within a corridor in this state that parallels the border between California and the contiguous state and extends not more than 35 air miles into California from the border at any point.  The privilege accorded by subdivision (a) shall be revoked by operation of the vehicle for commuter purposes beyond that 35-mile corridor.

(e) The department shall charge a service fee of fifteen dollars ($15) for each vehicle.