File this form and all supporting documentation with the appraisal district office in each county in which the property is located generally between Jan. The typical deadline for filing a county appraisal district homestead exemption application is between January 1 and April 30.Residence Homestead Exemption Form: homestead app. Tax Deferral Form: Tax Deferral Form. The application for the exemption under Tax Code Section 11.132 is Form 50-114, Residence Homestead Exemption Application (PDF). Starting January 1st until April 30 of the tax year, every homeowner has the opportunity to submit an application for the Residential Homestead Exemption. This video will cover how to fill out the homestead exemption form. To qualify for the over65 property tax exemption, a property owner must be 65 or older, and reside in the home as their principal residence. Bought a primary residence within the past year in Texas? It's time to file for your Texas Homestead Exemption.