KCDA Authorizing Statutes:
Revised Code of Washington 28A.320.080, Cooperative Purchasing.
Revised Code of Washington 39.34, Interlocal Government Agreements.
Oregon Revised Statute 279A.210, Joint Cooperative Procurements.
Alaska Statute 36.30.700, Cooperative Purchasing Authorized.
Idaho Code 67-2328, Joint Exercise of Powers.
For other state statutes go to www.kcda.org, click on the Membership tab and click on Statutory Authorizations.