Ironworker License Requirements in Washington
License Not RequiredLast verified March 24, 2026
Agency And Exam
Issuing agency: Washington State Department of Labor and Industries
Official licensing agency website
Exam provider: Not listed
Reciprocity And License Levels
License levels
Not listed
Reciprocity states
None listed
Notes
Washington State does not require a statewide individual ironworker license. The Washington State Department of Labor and Industries licenses contractors and some individual trades but does not issue individual ironworker licenses. Workers typically train through union apprenticeships with the Ironworkers District Council of the Pacific Northwest. Verify at lni.wa.gov.