A homestead exemption application form ("DTE 105A") is available from the Ohio Department of Taxation. Disabled applicants must complete form DTE 105E,.To apply, complete the application form DTE 105A, Homestead Exemption Application Form. To apply for the Homestead Exemption please fill out the application and mail it to our office at 231 Main Street. , Suite 1A, Chardon, Ohio 44024. Show All Answers. 1. Applicants must own and occupy their home or mobile home or have ownership interest in it (i.e. Land contract), as of January 1 of the application year. Here is how the Homestead Exemption works.