Certain exemptions may also require Form 50-114-A. The exemptions apply only to property that you own and occupy as your principal place of residence.Texas Applications for Tax Exemption. The forms listed below are PDF files. To apply for an exemption, call the Bexar Appraisal District at 210-224-2432. Applications for exemptions must be submitted to the Bexar Appraisal District. Property Tax Code 11.22). This video will cover how to fill out the homestead exemption form. This form is used to claim an exemption from payment of sales and use taxes (for the purchase of taxable items). After verification, the tax exemption will go into effect on January 1 of the following year.