Md. Code, Transportation § 2–107

(a) The following units are in the Department:

(1) Maryland Aviation Administration;

(2) Maryland Port Administration;

(3) Maryland Transit Administration;

(4) State Highway Administration;

(5) Motor Vehicle Administration;

(6) Board of Airport Zoning Appeals;

(7) State Roads Commission;

(8) Transportation Professional Services Selection Board; and

(9) Maryland Transportation Commission.

(b) The Department also includes any other unit that, in accordance with law, is declared to be in the Department.