GENERAL INFORMATION: Property owners applying for a residence homestead exemption file this form and supporting documentation with the appraisal district in. For information on values, to file for an exemption, or to report changes in ownership or address, please call the Appraisal District at 210-224-2432.The Residential Homestead Exemption Form along with other forms used at the Bexar Appraisal District can be found on their website. You must apply with your county appraisal district to get a homestead exemption. Applying is free and only needs to be filed once. You can apply online yourself go to your local tax assessor site and get copy of application. The general deadline for filing an exemption application is before May 1. Bexar County Appraisal District representatives will also be present and answer your individual questions and help you complete your exemption form. The City of San Antonio increased the homestead exemption for its portion of a resident's tax bill from . Fill it up online, print it and mail it or drop it off at BCAD office along with copies of supporting documents.