Application must be filed with the Property Appraiser's Office annually on or before March 1st of each year. To qualify, you must own and reside in your home on January 1 of the year application is made and cannot claim a homestead exemption on any other property.File this form and all supporting documentation with the appraisal district office in each county in which the property is located generally between Jan. F. Owner must submit proof of financial capability. G. The application package must be complete. I'm going to show you how to file your homestead exemption in Dallas County Texas. ✔️You become eligible on the first January 1st that you lived in your property, but the deadline to apply is April 30th. You may file for a homestead exemption for up to one year after the taxes are due. All Texas homeowners are allowed a homestead exemption of up to 20 percent of a property's appraised value. One place to search and find your next commercial real estate rental.