The Revised Code of Washington (RCW) encourages local governmental agencies to “make the most efficient use of their powers by enabling them to cooperate with other localities on a basis of mutual advantage and thereby provide services and facilities in a manner and pursuant to forms of governmental organization that will accord best with geographic, economic, population and other factors influencing the needs and development of local communities.” (RCW 39.34.010)

Per RCW 39.34.040,  a list of intergovernmental agreements and amendments are shown below.

Summary of Intergovernmental Agreements

Click here for the list of Interlocal Agreements