Electronic filing of the Business Property Statement uses a web-based application that will allow users to view, modify, and submit BPS filings on-line. To learn more about SDR and e-SDR, go to Filing Form 571L Business Property Statement.You may upload documentation to prove your claim. Have the tax bill in front of you, as it contains information necessary to complete the E-Form. Can the county assessor prorate assessments or taxes between the buyer and seller of taxable personal property? Please choose one of the following tax types. Obtain forms from either the County Assessor or the Clerk of the Board in the county where the property is located). Provides the detail for the tax rate used in calculating that portion of your property tax bill based on the assessed value of your property. Here's how to smoothly and successfully use an e check to pay through the Alameda County's online payment system.