INTERLOCAL COOPERATION ACT

RCW 39.34
in effect

RCW 39.34.010 Declaration of purpose.

RCW 39.34.020 Definitions.

RCW 39.34.030 Joint powers — Agreements for joint or cooperative action, requisites, effect on responsibilities of component agencies — Joint utilization of architectural or engineering services — Financing of joint projects — Transit agencies.

RCW 39.34.040 Methods of filing agreements — Status of interstate agreements — Real party in interest — Actions.

RCW 39.34.050 Duty to submit agreement to jurisdictional state officer or agency.

RCW 39.34.055 Public purchase agreements with public benefit nonprofit corporations.

RCW 39.34.060 Participating agencies may appropriate funds and provide personnel, property, and services.

RCW 39.34.070 Authority of joint boards to receive loans or grants.

RCW 39.34.080 Contracts to perform governmental activities which each contracting agency is authorized to perform.

RCW 39.34.085 Agreements for operation of bus services.

RCW 39.34.090 Agencies' contracting authority regarding electricity, utilities' powers, preserved.

RCW 39.34.100 Powers conferred by chapter are supplemental.

RCW 39.34.110 Powers otherwise prohibited by Constitutions or federal laws.

RCW 39.34.130 Transactions between state agencies — Charging of costs — Regulation by director of financial management.

RCW 39.34.140 Transactions between state agencies — Procedures for payments through transfers upon accounts.

RCW 39.34.150 Transactions between state agencies — Advancements.

RCW 39.34.160 Transactions between state agencies — Time limitation for expenditure of advance — Unexpended balance.

RCW 39.34.170 Transactions between state agencies — Powers and authority cumulative.

RCW 39.34.180 Criminal justice responsibilities — Interlocal agreements — Termination.

RCW 39.34.190 Watershed management plan projects — Use of water-related revenues.

RCW 39.34.200 Watershed management partnerships — Formation.

RCW 39.34.210 Watershed management partnerships — Indebtedness — Bonds.

RCW 39.34.215 Watershed management partnerships — Eminent domain authority.

RCW 39.34.220 Watershed management plans — Additional authority for implementation — Existing agreements not affected.

RCW 39.34.230 Covered emergencies — Interlocal agreements for mutual aid and cooperation — Liability of state — Existing rights.

RCW 39.34.240 Data requests — When written agreement required.

RCW 39.34.250 Agreement to share portion of general purpose sales and use tax revenue collected.

RCW 39.34.900 Short title.

RCW 39.34.920 Effective date — 1967 c 239.

Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=39.34&full=trueFetched: 6/29/2026