Pub. Util. Code, § 99231

(a) All operators and city or county governments with responsibility for providing municipal services to a given area collectively may file claims for only those moneys that represent that area’s apportionment.

(b) The term “apportionment” has reference to that proportion of the total annual revenue anticipated to be received in the fund that the population of the area bears to the total population of the county.

(c) The term “area” means:

(1) With reference to a transit district, the entire area stated in its enabling legislation or franchise, excluding cities therein which have retained the right to join the district at a later time.

(2) With reference to a transit development board, the entire area stated in its enabling legislation, including the municipalities therein which operated bus systems prior to the creation of the board and subsequently conveyed those systems to the board.

(3) With reference to a county government, the unincorporated area of the county.

(4) With reference to a city government, the corporate area of the city.

(5) With reference to the City and County of San Francisco and the Counties of Alameda and Contra Costa, the unincorporated area thereof (and with reference to a city in those counties, the corporate area of the city) which is outside the area of the Alameda-Contra Costa Transit District and which is not receiving adequate local public transportation services, as determined by the Metropolitan Transportation Commission pursuant to subdivision (b) of Section 99207.

(6) (A) Where a transit district, a transit development board, or a county or city, provides public transportation services beyond its boundaries, its area, for purposes of this section, shall also include:

(i) All of that area within one-half mile of any route which extends beyond its boundaries.

(ii) All of the corporate area of a city to which it provides those services pursuant to contract or prior express authority of the secretary.

(B) The transportation planning agency may rely, in its determination of populations, on estimates which are used by the Controller for distributing money to cities under Section 2107 of the Streets and Highways Code and to counties under Section 11005 of the Revenue and Taxation Code, and may contract with the Department of Finance or other appropriate state agency for an annual determination of those population estimates as may be necessary.

(7) With reference to the County of Riverside, the area within the jurisdiction of the transit operator established by the joint exercise of powers of one or more cities and the County of Riverside. The area within the jurisdiction of the transit operator shall be as it existed on January 1, 1981, as determined by the Riverside County Transportation Commission.

(8) With reference to the County of San Bernardino, the area within the jurisdiction of the transit operator established by the joint exercise of powers of one or more cities, including the most populous city, and the County of San Bernardino. The area within the jurisdiction of the transit operator shall be as it existed on January 1, 1985, as determined by the San Bernardino County Transportation Commission.

(9) With reference to the County of Monterey, the area including the Correctional Training Facility, even if annexed by the City of Soledad.

(10) With reference to the County of Del Norte, the area including the Pelican Bay State Prison, even if annexed by the City of Crescent City.

(11) With reference to the County of Imperial, the area including the Calipatria State Prison, even if annexed by the City of Calipatria.

(12) With reference to the County of Riverside, the area including the Chuckawalla Valley State Prison, even if annexed by the City of Blythe.

(13) With reference to the County of Imperial, the area including the California State Prison, Centinela, even if annexed by either the City of El Centro or the City of Imperial.

(14) With reference to the County of Madera, the area including the Central California Women’s Facility and the Valley State Prison, even if annexed by the City of Chowchilla.