(b) Resolving grievances in a fair, efficient, cost-effective and consistent manner will maintain good employee morale, enhance employee job performance and better serve the citizens of the State of West Virginia.
(c) Nothing in this article prohibits the informal disposition of grievances by stipulation or settlement agreed to in writing by the parties, nor the exercise of any hearing right provided in chapter eighteen or eighteen-a of this code. Parties to grievances shall at all times act in good faith and make every possible effort to resolve disputes at the lowest level of the grievance procedure.
(d) Effective the first day of July, two thousand seven, any reference in this code to the education grievance procedure, the state grievance procedure, article twenty-nine, chapter eighteen of this code or article six-a, chapter twenty-nine of this code, or any subsection thereof, shall be considered to refer to the appropriate grievance procedure pursuant to this article.