Maryland Statutes
Subtitle 4A - Consent to Immunization of Minors
Section 18-4A-01 - "Parent" Defined

In this subtitle, “parent” means:
        (1)    A natural or adoptive parent of a minor;
        (2)    A guardian of a minor; or
        (3)    Any other person who, under court order, is authorized to give consent for a minor.