Cal. Bus. & Prof. Code § 23058
In order to facilitate the board's administration of the Sales and Use Tax Law (Part 1 (commencing with Section 6001) of Division 2 of the Revenue and Taxation Code), the department shall, each quarter at no cost to the board, electronically transmit to the board a report on the licenses issued or transferred pursuant to this division. The report shall include the names and addresses of all persons to whom the license is issued or transferred, the type of license issued or transferred, and the effective date of the license or transfer. With respect to transfers, the report shall additionally include the names and addresses of the transferors. The information shall be transmitted to the board in a format agreed upon by both the board and the department.
Ca. Bus. and Prof'l. Code § 23058