Maryland Statutes
Subtitle 1 - Appointment and Issuance of Letters; Duties and Powers
Section 6-105 - Time of Accrual of Duties and Powers; Ratification

(a)    The duties and powers of a personal representative commence on the issuance of the personal representative’s letters, but when done in good faith, the personal representative’s acts occurring before appointment have the same effect as those occurring after.
    (b)    A personal representative may ratify and accept acts done on behalf of the estate by others if the acts would have been proper for a personal representative.