For other questions you may have, please contact the Office of the Tax Assessor-Collector at 210-335-2251 for personalized assistance. Complete list of Texas Comptroller Property Tax Forms and Applications click here.Texas Comptroller Property Tax Publications click here. To apply for any of the homestead exemptions listed above, please complete and submit the Residence. Homestead Exemption form 50-114. GENERAL INFORMATION: Property owners applying for a residence homestead exemption file this form and supporting documentation with the appraisal district in. Bexar County Appraisal District representatives will also be present and answer your individual questions and help you complete your exemption form. Bexar Appraisal District has an online portal where you can apply online. To get the basic homestead exemption, homeowners need to fill out this form and submit it to the county tax office. If the home is in San Antonio, that would be Bexar Appraisal District.