RCW 36.89.085: Stormwater control facilities—Public property subject to rates and charges.

Except as otherwise provided in RCW 90.03.525, any public entity and public property, including the state of Washington and state property, shall be subject to rates and charges for stormwater control facilities to the same extent private persons and private property are subject to such rates and charges that are imposed by counties pursuant to RCW 36.89.080. In setting these rates and charges, consideration may be made of in-kind services, such as stream improvements or donation of property.