Infill Exemption

Adopt increases in categorical exemptions pursuant to RCW 43.21C.229 for residential or mixed-use development.

Draft Codes


Adopted Codes


Other Code Examples

See table below for examples of categorical exemptions and related codes:

City and Code Reference

Exemption Level
Single family residential Multifamily residential Agricultural structures Office, school, commercial, recreational, service, storage building Parking facilities Landfill or excavation
Covington (16.10.090) Up to 9 units 60 or fewer units in select zones Up to 30,000 SF Up to 12,000 SF and up to 40 parking spaces Up to 40 parking spaces Up to 500 cubic yards
Federal Way (14.15.030)   20 or fewer units Up to 10,000 SF Up to 12,000 SF and up to 40 parking spaces Up to 40 parking spaces Up to 500 cubic yards
Rainier (18.64.020) Up to 4 units   Up to 10,000 SF Up to 4,000 SF and up to 20 parking spaces Up to 20 parking spaces Up to 100 cubic yards
Redmond (RZC 21.70.090) Up to 30 units 60 or fewer units Up to 40,000 SF Up to 30,000 SF and up to 90 parking spaces Up to 90 parking spaces Up to 1,000 cubic yards
Richland (22.09.090) Up to 20 units     Up to 12,000 SF and up to 40 parking spaces Up to 40 parking spaces Up to 500 cubic yards
Spokane (17E.050.070) Up to 20 units   Up to 20,000 SF Up to 20,000 SF and up to 40 parking spaces Up to 40 parking spaces Up to 500 cubic yards
Stanwood (17.149.090) UP to 30 units 60 or fewer units Up to 40,000 SF UP to 30,000 SF and up to 90 parking spaces Up to 90 parking spaces Up to 1,000 cubic yards
Other Resources and Information