Md. Code, State Personnel and Pensions § 14–103

Except as otherwise specifically provided by State law, this State, its officers, and its units may not raise the defense of sovereign immunity in any administrative, arbitration, or judicial proceeding involving an employee grievance or hearing that is held under:

(1) this Division I or a regulation adopted under it; or

(2) a personnel policy or regulation that governs classified employees of the University System of Maryland or Morgan State University.