Maryland Code, Estates and Trusts § 7-102

(a) A personal representative has a right to and shall take possession or control of the estate of the decedent, except that property in the possession of the person presumptively entitled to it as heir or legatee shall be possessed by the personal representative only when reasonably necessary for purposes of administration.

(b) The request by a personal representative for delivery of property possessed by the heir or legatee is conclusive evidence, in an action against the heir or legatee for possession, that the possession of the property by the personal representative is reasonably necessary for purposes of administration.

(c) The personal representative may maintain an action to recover possession of property or to determine its title.