You must complete Schedule C-1 (Form 24515) if you are apportioning your income. Failure to include this schedule with the return may result in the disallowance.Today's q a session is to help you prepare your business per personal property statement also known as the 571l. We'll walk through a short guide to how to prepare the property statement. This is the simplest form of ownership to set up. No state filing is required to form a sole proprietorship. BUSINESS PRIVILEGE LICENSE NUMBER Fill in the license number if you already have one. Leave blank, if you are applying for one as part of this application. Download Forms and Publications. A business is an individual or group engaged in financial transactions.