Maryland State Personnel and Pensions Section 12-102
§ 12-102.
  (a)   Except as otherwise provided by law, this title applies to all employees in the State Personnel Management System within the Executive Branch.
  (b)   This title does not apply to:
    (1)   an employee who is appointed by the Governor whose appointment requires the Governor's approval;
    (2)   an employee in the executive service of the State Personnel Management System;
    (3)   a temporary employee;
    (4)   an attorney in the Office of the Attorney General or the Office of the Public Defender;
    (5)   a State Police officer;
    (6)   an employee who is subject to a collective bargaining agreement that contains another grievance procedure;
    (7)   an employee, including a member of a faculty, who is subject to a contract or regulation governing teacher tenure;
    (8)   a member of the faculty, an officer, or an administrative employee of Baltimore City Community College;
    (9)   a student employee;
    (10)   an individual who, as an inmate or patient in an institution, is employed by the State; or
    (11)   an administrative law judge in the Office of Administrative Hearings.