An employee organization may not: interfere with, coerce, or restrain an employee in the exercise of the employee’s rights under this subtitle; cause or attempt to cause the Commission to discriminate against an employee in the exercise of the employee’s rights under this subtitle; coerce, discipline, fine, or attempt to coerce a member of an employee organization as punishment or reprisal; coerce, discipline, fine, or attempt to coerce a member of an employee organization for the purpose of impeding the member’s work performance; refuse to negotiate in good faith with the Commission as required by this subtitle; or fail or refuse to cooperate in impasse procedures and impasse decisions as required by this subtitle. Only an eligible employee may file an unfair labor charge against an employee organization for a violation of subsection (a)(3) or (4) of this section.