California Code, Government Code - GOV § 12419.13

(a)(1) The Controller shall, upon execution of a reciprocal agreement between the State Board of Equalization or the Franchise Tax Board, and any other state imposing a sales and use tax, an income tax, or tax measured by income, offset any delinquent tax debt due to that other state from a person or entity, against any refund under the Sales and Use Tax Law, the Personal Income Tax Law, or the Corporation Tax Law owed to that person or entity.

(2) Standards and procedures for submission of requests for offsets shall be as prescribed by the Controller.

(3) Payment of the offset amount shall occur only after other offset requests for debts owed by a person or entity to this state or the federal government have been satisfied in accordance with the priority established under Section 12419.3.