California Code, Streets and Highways Code - SHC § 891.9

(a) On and after January 1, 2025, an agency responsible for the development or operation of bikeways or highways where bicycle travel is permitted shall not install a new sharrow on a highway that has a posted speed limit greater than 30 miles per hour, except at or near an intersection for the purpose of connecting a Class I, Class II, or Class IV bikeway through the intersection.

(b) For purposes of this section, “sharrow” means the marking in Figure 9C-9 of the 2014 California Manual on Uniform Traffic Control Devices, Revision 8.