Washington Class Code & Rate Lookup
Class codes
| State | Class Code | Description | Eff Date |
|---|---|---|---|
| WA | 0101 | Excavation, Road Construction, Land Clearing, NOC (0101) | |
| WA | 0103 | Drilling and Geophysical Exploration, NOC (0103) | |
| WA | 0104 | Dredging, NOC (0104) | |
| WA | 0105 | Fence Erection or Repair, NOC (0105) | |
| WA | 0106 | Tree care and pruning services, NOC (0106) | |
| WA | 0107 | Underground Utility Line Const. & Pipelaying, NOC (0107) | |
| WA | 0108 | Sewer & Septic System Const, Undgrd tank inst, repr, remv (0108) | |
| WA | 0112 | Sand and Gravel Production including Dealers (0112) | |
| WA | 0201 | Bridge, Bulkhead and Tunnel Construction (0201) | |
| WA | 0202 | Pile Construction, Wharf, Pier & Dock Const, Diving Operations (0202) | |
| WA | 0210 | Asphalt Paving - Highway, Streets and Roads (0210) | |
| WA | 0212 | Asphalt Paving or Surfacing, NOC (0212) | |
| WA | 0214 | Concrete Work - Highways, Streets, Roads and Sidewalks (0214) | |
| WA | 0217 | Concrete Work - Foundations and Flatwork (0217) | |
| WA | 0219 | Guardrails, Street Signs and Traffic Lights Installation (0219) | |
| WA | 0301 | Landscape Construction and Renovation (0301) | |
| WA | 0302 | Masonry Construction (0302) | |
| WA | 0303 | Plastering, Stuccoing and Lathing: Buildings (0303) | |
| WA | 0306 | Plumbing (0306) | |
| WA | 0307 | HVAC Systems - Installation, Service & Repair (0307) | |
| WA | 0308 | Lawn Care Maintenance (0308) | |
| WA | 0403 | Sign- Erection, Repair, Removal (0403) | |
| WA | 0502 | Floor and Counter Covering Installation (0502) | |
| WA | 0504 | Painting: Building and Structures - Exterior Work (0504) | |
| WA | 0507 | Roof Work - Construction and Repair (0507) |
