Any minor spouse of any person who under the provisions of federal law is eligible for housing loans and whether or not under guardianship by reason of minority, may, with the same force, effect, and validity as if he or she were eighteen (18) years of age with full legal capacity do all that a minor veteran is empowered to do under § 30-19-1 — § 30-19-3, and without limiting the generality of the foregoing, join with the minor veteran in the execution and delivery of any mortgage or other instrument that may be requisite, necessary, desirable, or incidental to the obtaining of any loan guaranteed, in part or in full, under the provisions of federal law, or to the obtaining of any loan, guaranty, or other benefit thereunder, and, in that mortgage or other instrument, may release curtesy or dower in any property described in the mortgage or other instrument.