Available Forms: Exemption Forms, Business Personal Property Forms, Other Forms, Human Resources. All forms require the Adobe Acrobat Reader plug-in.A unique, first of its kind center designed to address all aspects of an older adult's financial security. THREE Dallas County entities. I'm going to show you how to file your homestead exemption in Dallas County Texas. This program is designed to help you access property tax information and pay your property taxes online. The forms are available free (usually downloadable) from your tax appraisal district. Form 1040SR is available as an optional alternative to using Form 1040 for taxpayers who are age 65 or older. To apply or learn more about the program? Please call the following number at 469-839-6700 or fill out the form below.