The county planning commission shall offer a mediation option to any municipality which believes that its citizens will experience harm as the result of the adoption of a zoning ordinance or an amendment to an existing zoning ordinance in a contiguous municipality if the contiguous municipalities agree. In exercising such an option, the municipalities shall comply with the procedures set forth in Article IX. The cost of the mediation shall be shared equally by the parties unless otherwise agreed.
53 P.S. § 10602.1