For this exemption, your 2021 gross income from all sources, including Social Security, pensions, interest, etc. To qualify, seniors generally must be 65 years of age or older and meet certain income limitations and other requirements.Complete the Homestead Declaration form. The form must be printed legibly in black ink. Disability Benefits can apply for the property tax deduction. Disabled applicants must complete form DTE 105E,. The Tax Exemption Program for Senior Citizens and People with Disabilities reduces your property tax liability. You do not need to repay these taxes. Reviews the following applications for exemptions and deductions: Disabled Persons; Senior Citizen; Veterans. You may visit one of our locations, or fill out and sign an Assessor's Exemption Application Form in front of a Notary Public and mail that application to the.