DCAD is pleased to provide this service to homeowners in Dallas County. GENERAL INFORMATION: Property owners applying for a residence homestead exemption file this form and supporting documentation with the appraisal district in.Texas homestead exemption guide provides information on how to file for a Texas homestead exemption. You can also download the homestead exemption form. Instructions for filling out the form are provided in the form itself. Our guide How to fill a Texas Homestead Exemption form may also help. Each homestead exemption situation is unique.