Cal. RTC § 8952

If any user is delinquent in the payment of any obligation imposed under this part, or in the event a determination has been made against such a user which remains unpaid, the board may, not later than three years after the payment becomes delinquent, or within 10 years after the last recording or filing of a notice of state tax lien under Section 7171 of the Government Code, give notice thereof, personally or by first-class mail to all persons, including any officer or department of the state or any political subdivision or agency of the state, having in their possession or under their control any credits or other personal property belonging to the user, or owing any debts to the user. In the case of any state officer, department or agency, the notice shall be given to such officer, department or agency prior to the time it presents the claim of the delinquent taxpayer to the State Controller.