Maryland State Government Section 16-105

      Except for an officer specified in §§ 16-101 through 16-104 of this title, an officer elected or appointed to any office of trust or profit under the Maryland Constitution or a law of this State, including a mayor or other chief magistrate of a municipal corporation, shall take and subscribe the oath required by Article I, § 9 of the Maryland Constitution before a clerk of the circuit court or before a sworn deputy of the clerk.