Cal. Welf. & Inst. Code § 17606.20

(a) Annually, the Controller shall allocate money to each county, city, and city and county, from revenues deposited in the Vehicle License Fee Growth Account in the Local Revenue Fund in amounts that are proportional to each county’s, city’s, or city and county’s total allocation from the Sales Tax Growth Account, except amounts provided pursuant to Section 17605.
(b) Notwithstanding subdivision (a), for the 1998–99 fiscal year through the 2018–19 fiscal year, if, after meeting the requirements of Section 17605, there are no funds remaining in the Sales Tax Growth Account to allocate to each county, city, and city and county pursuant to paragraph (1) of subdivision (a) of, or paragraph (1) of subdivision (b) of, Section 17605.07, or Section 17605.10, the Controller shall allocate the revenues deposited in the Vehicle License Fee Growth Account to each county, city, and city and county, in the following manner:
1. (1) The Controller shall determine the amount of sales tax growth in the 1996–97 fiscal year that exceeded the requirements of Section 17605 in the 1996–97 fiscal year.
2. (2) The Controller shall determine the amount of sales tax growth allocated in the 1996–97 fiscal year to the County Medical Services Program Subaccount pursuant to paragraph (1) of subdivision (a) of Section 17605.07, and to the Indigent Health Equity, Community Health Equity, Mental Health Equity, State Hospital Mental Health Equity, General Growth, and Special Equity Subaccounts pursuant to Section 17605.10, as that section read on January 1, 2015.
3. (3) The Controller shall compute percentages by dividing the amounts determined in paragraph (2) by the amount determined in paragraph (1).
4. (4) For calculation purposes related to paragraph (5), the Controller shall apply the percentages determined in paragraph (3) to revenues in the Vehicle License Fee Growth Account to determine the amount of vehicle license fee growth revenues attributable to the County Medical Services Program Growth, Indigent Health Equity, Community Health Equity, Mental Health Equity, State Hospital Mental Health Equity, General Growth, and Special Equity Subaccounts. This paragraph shall not require the Controller to deposit vehicle license fee growth revenues into the subaccounts specified in this paragraph, and is solely for determining the distribution of vehicle license growth revenues to each county, city, and city and county.
5. (5) Annually, the Controller shall allocate money to each county, city, and city and county, from revenues deposited in the Vehicle License Fee Growth Account in the Local Revenue Fund. These allocations shall be determined based on schedules developed by the Department of Finance pursuant to Section 17606.10, in consultation with the California State Association of Counties. The Controller shall allocate these funds within 45 days of receiving the schedules from the Department of Finance.
(c) Notwithstanding subdivisions (a) and (b), for the 2016–17 fiscal year and through the 2018–19 fiscal year, the Controller shall allocate funds in the following amounts from the Vehicle License Fee Growth Account to the social services account of each county or city and county based on a schedule provided by the Department of Finance developed in consultation with the California Association of Counties:
1. (1)
  1. (A) For the 2016–17, 2017–18, and 2018–19 fiscal years, 100 percent of the funding from the Vehicle License Fee Growth Account that would have been allocated to the mental health account and health account of each county or city and county pursuant to calculations specified in subdivision (b) of this section or paragraphs (1) and (2) of subdivision (f) of Section 17606.10.
  2. (B) For the 2016–17, 2017–18, and 2018–19 fiscal years, 100 percent of the funding from the Vehicle License Fee Growth Account that would have been allocated to the County Medical Services Program Growth Subaccount.
2. (2)
  1. (A) The funding from the Vehicle License Fee Growth Account to be allocated to the social services account of each county or city and county pursuant to subparagraph (B) of paragraph (1) in each fiscal year, shall only be available for allocation to the counties that participate in the County Medical Services Program in that fiscal year.
  2. (B) If in any fiscal year in which the funds specified in subparagraph (A) are not fully allocated to the counties that participate in the County Medical Services Program, the remaining funds shall be available for allocation to counties that participate in the County Medical Services Program in the following fiscal year.
3. (3) The redirection of funds in the Vehicle License Fee Growth Account to the social services subaccount described in paragraphs (1) and (2) shall not apply to the amount of Vehicle License Fee growth available for deposit into the Health and Mental Health Subaccounts for the Cities of Berkeley, Pasadena, Tri-City, and Long Beach.
4. (4) The Controller shall allocate these funds within 14 days of receiving the schedules from the Department of Finance.
(d) For the 2017–18 and 2018–19 fiscal years, the State Controller shall post a calculation of the Vehicle License Fee growth revenue that the Health, Mental Health, and County Medical Services Program Subaccounts would have otherwise received if subdivision (c) were not in effect.