Business Personal Property Return. At the top of the Business Personal Property Tax Return, copy the complete legal name of the business and the.The Personal Property Division information page of the SDAT Web site contains links to forms and instructions, brochures, exemptions, tax rate charts and more. Personal property is considered Class II property and is taxed at 20 percent of market value. Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address. Who must file a listing and what do I list? Business tangible property forms, excise forms, personal property forms, real estate forms. For Land Use Applications, please call the Commissioner's office. The Revenue Commissioner handles the mapping, appraising, assessing and collection of property taxes in Montgomery County.