Md. Const. art. IX, § 2

There shall be an Adjutant General, appointed by the Governor, by and with the advice and consent of the Senate. He shall hold his office until the appointment and qualification of his successor, or until removed in pursuance of the sentence of a Court Martial. He shall perform such duties, and receive such compensation, or emoluments, as are now, or may be prescribed by Law. He shall discharge the duties of his office at the seat of Government, unless absent, under orders, on duty; and no other officer of the General Staff of the Militia shall receive salary or pay, except when on service, and mustered in with troops.