Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity. You must submit a paper filing and a supplemental form to the Assessor's Office.Both forms are on our e-filing site. There are three ways to file the Business Property Statements (571-L) 1. Filing your statement via the internet 2. The purchase and sale agreement for the business entity or assets is a vital document. You will need to allocate the amount reflected on form 8594 among all the assets. A typical method is to allocate the proceeds based on the original cost. How to fill out, file and serve the Preliminary Declaration of Disclosure forms required in divorce, legal separation and nullity cases. Is a full service tax, accounting, and business consulting firm located in Santa Clara, CA.