Enter the SDAT Real Property Tax Identification Number of the property for which Homestead. Eligibility isrequested.Online: Go to Homestead Tax Credit Eligibility Application page, and complete the online form. Filing an online application will be faster than mailing one in. Maryland requires all homeowners to submit a onetime application to establish eligibility for the Homestead Tax Credit. A homestead exemption protects at least part of the value of the homestead from creditors. A homestead exemption protects the value of a home from property taxes and creditors after the death of a homeowner's spouse. This is a program put into place to help manage large assessment increases on your property taxes of your personal residence here in Maryland. Maximize property tax benefits tailored to your location. Homestead Exemption Laws Change.