California Code, Revenue and Taxation Code - RTC § 18900.4

(a)(1) By September 1 of the second calendar year and each subsequent calendar year that the State Parks Protection Fund appears on the tax return, the Franchise Tax Board shall do all of the following:

(2) If the Franchise Tax Board determines that the amount of the contributions estimated to be received during a calendar year will not at least equal the minimum contribution amount for the calendar year, this article is repealed with respect to taxable years beginning on or after January 1 of that calendar year.

(3) For purposes of this section, the minimum contribution amount for a calendar year means two hundred fifty thousand dollars ($250,000) for the second calendar year after the first appearance of the State Parks Protection Fund on the personal income tax return or the minimum contribution amount as adjusted pursuant to subdivision (b).

(1) The minimum contribution amount for the calendar year shall be an amount equal to the product of the minimum contribution amount for the prior calendar year multiplied by the inflation factor adjustment as specified in subparagraph (A) of paragraph (2) of subdivision (h) of Section 17041, rounded off to the nearest dollar.

(2) The inflation factor adjustment used for the calendar year shall be based on the figures for the percentage change in the California Consumer Price Index for all items received on or before August 1 of the calendar year pursuant to paragraph (1) of subdivision (h) of Section 17041.