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.However, to appeal to the board for a homestead exemption, the owner must complete and submit an Affidavit for. Homestead Exemption (form 2368). Enter both names and Social Security numbers on the form, and write "DECD" after the decedent's name. Sign the return and write "filing as surviving spouse" in. This can provide asset protection from creditors for at least some of house's value. Maryland requires all homeowners to submit a one-time application to establish eligibility for the Homestead Tax Credit. Enter both names and Social Security numbers on the form, and write "DECD" after the decedent's name. Sign the return and write "filing as surviving spouse" in.