California Code, Revenue and Taxation Code - RTC § 480.4

(a) The preliminary change of ownership report referred to in Section 480.3 shall give information relative to the transfer. The information shall include, but not be limited to, a description of the property, the parties to the transaction, the date of acquisition, the amount, if any, of the consideration paid for the property, whether paid in money or otherwise, and the terms of the transaction. The preliminary change in ownership report shall not include any question that is not germane to the assessment function.

(b) The State Board of Equalization, after consultation with the California Assessors' Association and interested parties, shall prescribe the preliminary change of ownership report for the purpose of maintaining statewide uniformity in the contents of the report.