Maryland Code, Courts and Judicial Proceedings § 5-802

(a)(1) In this section the following words have the meanings indicated.

(2) “Athletic official” means an individual who officiates, referees, or umpires an interscholastic, intercollegiate, or any other amateur athletic contest conducted by a nonprofit or governmental body.

(4) “Compensation” does not include actual and necessary expenses that are incurred by a volunteer in connection with the services provided or duties performed by the volunteer on behalf of a community recreation program, and that are reimbursed to the volunteer or otherwise paid.

(5) “Volunteer” means a person who provides services or performs duties as an athletic coach, manager, official, program leader, or assistant for a community recreation program without receiving compensation.

(1) The damages were the result of the volunteer's negligent operation of a motor vehicle;

(2) The damages were the result of the volunteer's willful, wanton, or grossly negligent act or omission; or

(3) The damages were the result of the volunteer's negligence in permitting an unsupervised competition, practice, or activity.

(d)(1) Except as provided in paragraph (2) of this subsection, an athletic official is not personally liable in damages in any civil action brought against the athletic official by a player, a participant, or a spectator by virtue of the athletic official's act or omission arising out of the athletic official's duties and services performed while acting in the capacity of athletic official.

(2) An athletic official is personally liable for damages in any civil action brought against the athletic official in which it is found that the damages were the result of the athletic official's willful, wanton, or grossly negligent act or omission.

(e)(1) This section does not create, and may not be construed as creating, a new cause of action or substantive legal right against an athletic official or a volunteer.

(2) This section does not affect, and may not be construed as affecting, any immunities from civil liability or defenses established by any other provision of the Code or available at common law, to which an athletic official or volunteer may be entitled.