Cal. Health & Safety Code § 18070.2

(a) Fees for the establishment and operation of the Manufactured Home Recovery Fund shall be collected on or after January 1, 1985. Claims against the fund arising from sales which occur after January 1, 1985, may not be submitted to the department before January 1, 1986. For purposes of this section, the date of sale shall be either of the following:
1. (1) The date escrow closes for sales by dealers that are subject to Section 18035 or 18035.2.
2. (2) For all other sales, including sales by dealers in which escrow does not close, the date when the purchaser has paid the purchase price or, in lieu thereof, has signed a security agreement, option to purchase, or purchase contract and has taken physical possession or delivery of the manufactured home.
(b) Notwithstanding any other provision of law, whenever the balance in the Manufactured Home Recovery Fund exceeds two million dollars ($2,000,000) on January 1 of any year, the department may reduce the fee provided for in subdivision (c) of Section 18070.1. The department may again increase the fee up to a maximum of ten dollars ($10) whenever the balance in the fund falls below one million dollars ($1,000,000).