You must file an Application for Residential Homestead Exemption with the county appraisal district between Jan. To qualify for the Illinois homestead exemption, you must live in the state for at least 730 days.Learn the latest on the new Texas bill requiring homeowners to renew their Homestead Exemption every 5 years. Certain exemptions may also require Form 50-114-A. The exemptions apply only to property that you own and occupy as your principal place of residence. Learn the basics of the property tax system. Learn how to check which exemptions were applied to your home last year. The Assessor's Office has information indicating that you may have received homestead exemptions that you were not entitled to under Illinois law. Texas property tax homestead exemption who qualify for primary residence! Free form, no cost to file; save hundreds or thousands annually.