Tangible personal property tax is an ad valorem assessment against the furniture, fixtures, and equipment located in a business. Here's everything you want to know about Palm Beach county property taxes, including tax rates, how to pay, and exemptions that reduce your tax bill.Below is a list of forms that you may download for free from our website. The forms may be sworn to before the deputy clerk or a notary public. After completing the forms, file all documents with the clerk along with the filing fee. DR-405 (Tangible Personal Property Tax Return). Interest in the Property. Affiant must identify individual owners. Items that transfer from seller to buyer are referred to as either "real property" or "personal property.