Maryland Code, Labor and Employment § 5.5-104

(1) administer and enforce the provisions of this title;

(2) adopt regulations to establish rules of procedure for hearings held in accordance with this title;

(3) establish record keeping and reporting procedures necessary to carry out the duties created under this title;

(4) accept and receive from any agency or agent of the federal government grants of money appropriated under any act of the United States Congress relating to railroad safety and health; and

(5) have exclusive jurisdiction involving all areas of railroad safety and health as provided under this title.

(b)(1) To carry out this title, the Commissioner or authorized representative of the Commissioner may administer an oath, certify to an official act, take or cause to be taken a deposition of a witness, or issue a subpoena for the attendance of a witness to testify or the production of papers, books, documents, records, and testimony.

(2) If a person fails to comply with a lawfully issued subpoena, on application of the Commissioner or authorized representative of the Commissioner in a contempt proceeding, a court of competent jurisdiction may compel the person to comply.