Cal. Wat. Code § 12885.3
Each loan that is made pursuant to Section 12885.2 shall be repayable with interest upon the same terms as are applicable to construction loans that are made pursuant to this chapter, as set forth in Sections 12885.1 and 12885.8, except that each contract which the department enters into for a loan under this article shall provide for the sale of the interests in lands that are acquired with the loan if, in the department's determination, the construction of the proposed project has not commenced within a period of 10 years from the date of the first disbursement of loan funds under the contract or within any extension of said period that the department may allow shall provide that, under that eventuality, such interests in lands shall be offered for sale within six months from the termination of such 10-year period or of any extension thereof, and shall provide that the proceeds of the sale shall be applied toward the repayment of the principal amount of the loan and toward the payment of the accrued interest thereon. Any remaining proceeds, after deducting administrative costs of the public agency in the purchase and sale of the interests in lands shall be repaid to the state.
Ca. Water Code § 12885.3