To apply for an exemption, call the Bexar Appraisal District at 210-224-2432. This video covers how to fill out Texas Residential Homestead Exemption with a focus on Bexar County.To apply for any of the homestead exemptions listed above, please complete and submit the Residence. Homestead Exemption form 50-114. Applications for exemptions must be submitted to the Bexar Appraisal District. NOTE: The Bexar County Appraisal District (BCAD) will automatically update existing homestead exemptions. You may verify your homestead status at BCAD. Bexar Appraisal District has an online portal where you can apply online. You can only apply for a residential homestead exemption on property you owned January 1st of this year. Fill out the application completely.