There are three ways to file the Business Property Statements (571-L) 1. Filing your statement via the internet 2.To pay for unsecured property (businesses, boats, and airplanes), you will need: Assessment number; Assessor's account number; Business name or business address. Who must file a Business Property Statement (BPS)? Download PDF BOE-571-L REV. The 571L (BPS) form is used to declare cost information regarding supplies, business equipment and leasehold improvements for each business location. Our San Jose business lawyer helps business owners understand property taxes and business personal taxes.