Visit one of office locations to complete the Business Property Statement. You will be asked to present valid government-issued photo ID when you arrive.San Diego County Admin. Center 1600 Pacific Hwy, Room 162. What is business personal property? What are examples of inventory and supplies? Once a year, we hold an online property tax sale auction in order to sell any property on our tax roll that has been in default for five or more years. New property owners must file a signed Change in Ownership. "Streamline your personal property transactions with our General Bill of Sale Form. The following forms may be used during the process to appeal your property tax assessment.