It is the policy of the State of Wyoming to resolve employee grievances and appeals in a fair and timely manner. Employees may voluntarily participate in the mediation program which assists disputing parties in reaching a mutually acceptable resolution to issues and concerns raised by the parties. Employees who voluntarily choose to participate in the mediation program shall not forfeit their right to present a grievance in accordance with this chapter. Employees shall have the right to present a grievance or appeal, pursuant to the provisions of this chapter, without coercion, restraint, discrimination or reprisal. No State agency covered by these Personnel Rules shall adopt or implement a separate or different employee grievance procedure. In implementing and facilitating this policy, all state agencies shall comply with these rules and all other applicable law.