Licensing & Permits

L&I inspects electrical work, boilers, elevators and manufactured homes. We license electrical professionals, plumbers and construction contractors, and ensure their safe practices.

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Prevailing Wage Rates

Important note about Rates: Choosing correct worker classifications depends upon determinations published by L&I.

Manufactured Home Permits & Inspections

If you remodeling or repairing your manufactured home, you may need a permit. Use this information to determine if you need a permit, how to purchase one, and requesting an inspection for the work done.

Find an Apprentice or Apprenticeship Program

Find an Apprenticeship Program in Washington State.