50. The public body and the contractor must attempt to settle amicably any difficulty arising from a contract by following the following steps and procedures:(1) having a manager representing the public body and an officer of the contractor attempt to settle the dispute in whole or in part within 60 days after receipt of the notice of dispute from the contractor; the parties may agree to extend that period; and
(2) if the negotiations do not enable the dispute to be settled in full, the public body or the contractor may, by sending a written notice to the other party within 10 days after the end of the preceding step, require mediation of the unsettled issues, which must be carried out within 60 days following receipt of the notice of mediation; the parties may agree to extend that period.
If a notice of mediation is not sent within the time specified in subparagraph 2 of the first paragraph, the negotiation process is then terminated.