Overview of the Homestead Act. Check List – Fill out the Homestead Declaration Form completely, sign it and have it notarized.Complete list of Texas Comptroller Property Tax Forms and Applications click here. Texas Comptroller Property Tax Publications click here. Edit, sign, and share homestead exemption bexar county online. No need to install software, just go to DocHub, and sign up instantly and for free. Bexar Appraisal District has an online portal where you can apply online. Yes, you can save your deed form at any point with your information in it. The forms can also be emailed, blank or complete, as attachments.