File this form and all supporting documentation with the appraisal district office in each county in which the property is located generally between Jan. Bought a primary residence within the past year in Texas?It's time to file for your Texas Homestead Exemption. The typical deadline for filing a county appraisal district homestead exemption application is between January 1 and April 30. This video covers how to fill out Texas Residential Homestead Exemption with a focus on Bexar County. Residence Homestead Exemption Form: homestead app. 2. What are some exemptions? The county appraisal district forms and documents that may be downloaded from our website are in Adobe Acrobat Reader PDF format. How to Fill Out a Texas (Montgomery County) Homestead Exemption Form. The deadline to apply for this temporary exemption is September 3, 2024.