California Code, Health and Safety Code - HSC § 25299.50

(a) The Underground Storage Tank Cleanup Fund is hereby created in the State Treasury. The money in the fund may be expended by the board, upon appropriation by the Legislature, for purposes of this chapter. From time to time, the board may modify existing accounts or create accounts in the fund or other funds administered by the board, which the board determines are appropriate or necessary for proper administration of this chapter.

(b) All of the following amounts shall be deposited in the fund:

(c) Notwithstanding subdivision (a), any funds appropriated by the Legislature in the annual Budget Act for payment of a claim for the costs of a corrective action in response to an unauthorized release, that are encumbered for expenditure for a corrective action pursuant to a letter of credit issued by the board pursuant to subdivision (e) of Section 25299.57, but are subsequently not expended for that corrective action claim, may be reallocated by the board for payment of other claims for corrective action pursuant to Section 25299.57.