The first step is to fill out the application form (DTE105A). The Homestead Exemption provides qualified disabled veterans, or a surviving spouse, a reduction in property taxes on the dwelling.Attach this form to the homestead exemption application (form DTE 105A) if the applicant is requesting the homestead exemption based on disability status. The application filing period is from January 1st through December 31st. As a Veteran, you may be eligible for certain tax benefits under the tax code. This year's filing deadline is April 18.