; and (10) Federal legislation is necessary under section 8 of article I of the Constitution to balance the need to moderate and lower labor costs while maintaining labor peace. (b) Purpose The purpose of this chapter is to adopt standards governing arbitration that arbitrators must apply exclusively in resolving disputes involving interstate Compact agencies operating in the national capital area in order to lower operating costs and facilitate the provision of safe, reliable, and affordable public transit services at sufficient levels in the Washington metropolitan area. 18302. Definitions In this chapter, the following definitions apply: (1) Arbitration The term arbitration — (A) means the arbitration of disputes, regarding the terms and conditions of employment, that is required under an interstate Compact governing an interstate Compact agency operating in the national capital area