California Code, Water Code - WAT § 8886

The parcels of land specified in Section 8885 may be sold and conveyed by the board at any time after the expiration of the redemption period of one year at public or private sale and with or without notice, to any person paying not less than the amount for which the parcel was bid in by the county treasurer at the delinquent sale for the drainage district, with interest thereon at the rate of 12 percent per annum compounded yearly from the date of the delinquent sale, and also the amount of all subsequent installments or other assessments then delinquent, with accrued interest and penalties thereon.