Md. LABOR AND EMPLOYMENT Code Ann. 9-220
Workers' Compensation: Volunteer Law Enforcement
A member of a volunteer law enforcement department, who is injured or killed while performing their duties, is considered a covered employee and are entitled to workers' compensation. This section does not apply to volunteer law enforcement departments in Allegany, Carroll, Cecil, Charles, Garrett, Queen Anne's, St. Mary's, Somerset, Washington, or Worcester County.
(b) Volunteer departments. -- (1) Except as provided in paragraph (2) of this subsection, each member of a volunteer police department is a covered employee. (2) A member of a volunteer police department in Allegany, Carroll, Cecil, Charles, Garrett, Queen Anne's, St. Mary's, Somerset, Washington, or Worcester County is not a covered employee. (3) For the purposes of this title, the political subdivision of the State where the department is organized is the employer of the covered employee in the department.