General Information. Access forms available from the Assessor's office, including benefits, business personal property, change in ownership, and other general forms.Please Download PDF BOE-571-S REV. Sole Proprietorships and General Partnerships must file a Form 2 Personal​ Property Tax Return. Select Bill Type, Secured, Supplemental, Redemption, Unsecured. Service Fee Information. Victims of severe winter storms, flooding, and mudslides in California beginning Jan. 8, 2023, now have until Oct. The below link will take you directly to the Assessor's Office forms page. The PCOR is near the bottom of the page under "Change in Ownership Forms".