Maryland Statutes
Subtitle 4 - Directors and Officers
Section 2-415 - Holding More Than One Office

(a)    If permitted by the bylaws, a person may hold more than one office in a corporation but may not serve concurrently as both president and vice president of the same corporation.
    (b)    A person who holds more than one office in a corporation may not act in more than one capacity to execute, acknowledge, or verify an instrument required by law to be executed, acknowledged, or verified by more than one officer.