The homestead exemption allows lowincome senior citizens and permanently and totally disabled Ohioans, to reduce their property tax bills. Qualifying individuals must submit an application in order to receive the homestead exemption.How to Apply for Homestead Exemption in Ohio. Disabled applicants must complete form DTE 105E,. A homestead exemption application form ("DTE 105A") is available from the Ohio Department of Taxation. Apply for homestead exemptions? Call the Tarrant Appraisal District at 817-284-0024.