FOR COUNTY AUDITOR'S USE ONLY: Taxing district and parcel or registration number. Auditor's application number.Applications for real property must be filed on or before December 31 of the year for which homestead is sought. This is a statewide program which reduces the property tax burden of qualified senior citizens and permanently and totally disabled homeowners. A homestead exemption application form ("DTE 105A") is available from the Ohio Department of Taxation. Proof of age for both applicant and spouse (birth certificate, driver's license or passport). Proof of ownership (deed or tax bill). In 1970, Ohio voters approved a constitutional amendment permitting a Homestead Exemption that reduced property taxes for lower income senior citizens. Based on Ohio Law, and a review of the information you provide, the Auditor's Office will determine if you qualify for the Homestead Exemption. (1) You must occupy your home as of January 1 of the filing year.