This section applies only to an employee who is in a position: under a special appointment; in the management service; or in the executive service. This section does not apply to a health officer appointed under § 3–302 of the Health – General Article. Each employee subject to this section: serves at the pleasure of the employee’s appointing authority; and may be terminated from employment for any reason that is not illegal or unconstitutional, solely in the discretion of the appointing authority. A management service employee or a special appointment employee designated by the Secretary under § 4–201(c)(2)(i) of this article may not be terminated for the purpose of creating a new position for another individual’s appointment because of that individual’s political affiliation, belief, or opinion. An employee or an employee’s representative may file a written appeal of an employment termination under this section as described under § 11–113 of this title.