To apply for a Homestead Exemption, you must submit the following to the Harris Central Appraisal District (HCAD):. How do I apply for a homestead exemption?The application may be available online or in person. GENERAL INFORMATION: Property owners applying for a residence homestead exemption file this form and supporting documentation with the appraisal district in. An updated Texas issued Driver License or Identification card showing your current physical address is required to qualify for the homestead exemption. Filing for your homestead exemption is January 1 and no later than April 30. Required documentation includes the property owner's driver's license or stateissued identification card. Keep a scanned copy of your Texas Driver's License handy when you begin your homestead exemption application. You simply need to continue owning and residing in the property as your primary residence. Deadline for filing is April 1.