Gather documents you need. If this is the case, the heirs may complete a small estate affidavit.These can be obtained in the Probate filing room or from your local financial institution. You can mail your Business Personal Property Statement (571-L) form to your assigned Assessor's office. Here is the form you requested, You will fill in the county and other information as well. Please be aware that when a translation is requested, you will be leaving the Los Angeles Superior Court website. Assessor Jeff Prang and his staff walk you step-by-step on how to prepare a Business Personal Property Statement, Form 571-L. Decedent's Estate: All real and personal property that a person owned at the time of death. Due to this issue, the exemption may not appear on the current property tax bill for some accounts. I went out of business on January 15th, do I still have to complete the BPS and pay personal property taxes?