Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address.Personal Property Tax. Search tax forms and instructions. A single personal property assessment is made for all taxable personal property of the owner located in the city or town. 2. Taxpayers should use these forms and guides to apply for local tax abatements and exemptions and file property returns. You don't need to put down the value of your personal property. Please follow the instructions explicitly. If you do not have your Tax Bill avaialable, you will be able to enter your name OR physical address. Every person or business owning a mobile home, boat, boat motor or airplane is required to file a personal property return on or before February 15 each year.