California Code, Streets and Highways Code - SHC § 30919

(a) Consistent with its adopted regional transportation plan, after the requirements for debt service on the outstanding toll bridge revenue bonds have been met, the Metropolitan Transportation Commission shall allocate the revenues identified in subdivision (b) of Section 30913to eligible public entities and to the department.

(b) The revenues expended pursuant to paragraph (4) of subdivision (a) of Section 30914 shall be expended on rail extension and improvement projects designed to reduce vehicular traffic congestion on the San Francisco-Oakland Bay Bridge. Seventy percent of the revenues shall be expended on rail extensions and improvement projects in the Counties of Alameda and Contra Costa, including, but not limited to, extending the regional rail system in the Concord-Antioch, Fremont-San Jose, and the Bayfair-Livermore rail transit corridors. The remaining 30 percent shall be expended on rail extensions and improvement projects in the City and County of San Francisco and the Counties of San Mateo and Santa Clara.

(c) The Metropolitan Transportation Commission may commit to multiyear allocations and expenditures for projects over extended time periods to maximize funding opportunities and project progress.