You may file this application online at onestop.md. Maryland requires all homeowners to submit a onetime application to establish eligibility for the Homestead Tax Credit.File with your local Registry of Deeds. The whole process seems archaic that you either have to mail the application in or email a specific . Gov address to get an access number, then apply online. To declare your property a Homestead, you must fill out the Declaration of Homestead form, and record it with the Registry of Deeds for your County district. Click on the link to the appropriate form. Maryland requires all homeowners to submit a onetime application to establish eligibility for the Homestead Tax Credit. Be sure the form is filled out completely and has been properly notarized, and remember to enclose a check for the proper recording fee with the Homestead form.