(a) Any employee who is being coerced, or who has been required, by the appointing power, a supervisor, or another employee, to involuntarily reduce his or her worktime for partial service retirement contrary to the intent of this article, or who has been unreasonably denied the right to participate in this program, may file a grievance in accordance with either the applicable memorandum of understanding or rules and regulations of the department.
(b) Nothing in this article shall impair the employment or employment rights or benefits of any employee.