Cal. Rev. & Tax. Code § 7891

Whenever any supplier is delinquent in the payment of the tax, the Controller or his or her authorized representative may forthwith collect the tax due in the following manner: The Controller shall seize any property, real or personal, of the supplier, and thereafter sell the property, or a sufficient part of it, at public auction to pay the tax due together with any penalties, interest and any costs incurred on account of the seizure and sale.