Disabled applicants must complete form DTE 105E,. The first step is to fill out the application form (DTE105A).In Ohio, if a homeowner doesn't apply for or upwards of a couple hundred dollars in savings per year. Temporarily loses his Homestead Exemption, he's out. The Homestead Exemption provides qualified disabled veterans, or a surviving spouse, a reduction in property taxes on the dwelling. A homestead exemption application form ("DTE 105A") is available from the Ohio Department of Taxation. The application filing period is from January 1st through December 31st. Both located at 105 Main Street in Painesville. The homestead exemption will automatically renew each January and the automatic exemption renewal notice will be mailed annually on or before February 1. But taxes may not be lower for everyone.