No information is available for this page. A completed Homestead Exemption Application showing the homestead address.How to Complete the Application. Fill out the other side of this application completely. You can get information about your property tax benefits, including: Application status, Current benefit amounts, Proposed benefit for the upcoming tax year. I'll show you how to complete a homestead tax exemption form in Texas particularly in the Harris County. Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address. The easiest way to do it is just go down to the local appraisal district office in your county, every county has one, and do it in person. HCAD must send homestead exemption information card.