(1) It shall be a prohibited practice for any employer, employee, employee organization, or exclusive collective-bargaining agent to refuse to negotiate in good faith with respect to mandatory topics of bargaining.

(2) It shall be a prohibited practice for any employer or the employer's negotiator to:

(a) Interfere with, restrain, or coerce state employees in the exercise of rights granted by the State Employees Collective Bargaining Act or the Industrial Relations Act;

(b) Dominate or interfere in the administration of any employee organization;

(c) Encourage or discourage membership in any employee organization, committee, or association by discrimination in hiring, tenure, or other terms or conditions of employment;

(d) Discharge or discriminate against a state employee because the employee has filed an affidavit, petition, or complaint or given any information or testimony under the Industrial Relations Act or the State Employees Collective Bargaining Act or because the employee has formed, joined, or chosen to be represented by any employee organization;

(e) Refuse to negotiate collectively with representatives of exclusive collective-bargaining agents as required in the Industrial Relations Act and the State Employees Collective Bargaining Act;

(f) Deny the rights accompanying certification or exclusive recognition granted in the Industrial Relations Act or the State Employees Collective Bargaining Act; and

(g) Refuse to participate in good faith in any impasse procedures for state employees as set forth in sections 81-1381 to 81-1385.

(3) It shall be a prohibited practice for any employees, employee organization, or bargaining unit or for any of their representatives or exclusive collective-bargaining agents to:

(a) Interfere with, restrain, coerce, or harass any state employee with respect to any of the employee's rights under the Industrial Relations Act or the State Employees Collective Bargaining Act;

(b) Interfere, restrain, or coerce an employer with respect to rights granted in the Industrial Relations Act or the State Employees Collective Bargaining Act or with respect to selecting a representative for the purposes of negotiating collectively on the adjustment of grievances;

(c) Refuse to bargain collectively with an employer as required in the Industrial Relations Act or the State Employees Collective Bargaining Act; and

(d) Refuse to participate in good faith in any impasse procedures for state employees set forth in sections 81-1381 to 81-1385.

(4) The expressing of any views, argument, or opinion, or the dissemination thereof, whether in written, printed, graphic, or visual form, shall not constitute or be evidence of any unfair labor practice under any of the provisions of the Industrial Relations Act or the State Employees Collective Bargaining Act if such expression contains no threat of reprisal or force or promise of benefit.