RCW 39.04.010
Definitions.
The definitions in this section apply throughout this chapter unless the context clearly requires otherwise.
(3) "Municipality" means every city, county, town, port district, district, or other public agency authorized by law to require the execution of public work, except drainage districts, diking districts, diking and drainage improvement districts, drainage improvement districts, diking improvement districts, consolidated diking and drainage improvement districts, consolidated drainage improvement districts, consolidated diking improvement districts, irrigation districts, or other districts authorized by law for the reclamation or development of waste or undeveloped lands.