Disabled applicants must complete form DTE 105E,. Applications must be received in the County Auditor's Office, 119 Governor Foraker Place, PO Box 822, Hillsboro, OH 45133 no later than June 2, 2014. Questions?A homestead exemption application form ("DTE 105A") is available from the Ohio Department of Taxation. The homestead exemption allows lowincome senior citizens and permanently and totally disabled Ohioans, to reduce their property tax bills. Welcome to the Hillsborough County Property Appraiser's online Homestead Exemption application! Calculate how much you'll pay in property taxes on your home, given your location and assessed home value.