A California affidavit form is fairly straightforward, requiring basic identifying information along with the details to which you are attesting. I understand that the information may be subject to investigation and verification and my signature constitutes authorization for these investigations.Verify statements for legal matters and business transactions using our California general affidavit form template. This article will shed light on the specifics of a California affidavit template, a vital tool that can simplify your legal journey. General affidavit form for use within the State of California. Modify this affidavit to meet your specific needs. 1. Download the form and save it on your device. Information and forms are available from the Sacramento County Public Law Library. Blank forms may also be available at office supply stores. Requirements.