Washington Solar Photovoltaic & Energy Storage Contractor (C-46)

Yes. Operating as a solar contractor contractor in Washington requires full licensure issued by the Washington State Department of Labor & Industries (L&I) under Revised Code of Washington RCW 18.27 & WAC Chapter 296-200A. Municipalities and commercial property owners verify active board licenses prior to permit issuance.

Applicants must document State-certified supervisor licensing, 40-hour Hazwoper certification, and annual medical surveillance clearance and adhere to EPA Renovation, Repair & Painting (RRP) Rule & OSHA 1910.1200 HazCom Standards.

Under Washington statutory and commercial bidding standards, solar contractor contractors typically must maintain at least $1,000,000 Each Occurrence / $2,000,000 General Aggregate in general liability protection. Policies must include coverage for bodily injury, property damage, and completed operations.

The statutory bond threshold in Washington is $12,000 General Contractor Bond / $6,000 Specialty Bond. Contractors with standard commercial credit typically pay an annual premium between $216 and $324 (1% to 2% of total penal sum). High-risk or credit-rebuilding rates range from $389 to $540 annually.

Mandatory state-fund workers' compensation for all employees. Regardless of minimum employee exemptions under Washington labor laws, commercial general contractors and municipal building inspectors mandate proof of active workers' comp via a Certificate of Insurance (COI) before jobsite access is granted.

Washington maintains formal reciprocal exam agreements or license verifications with: OR, ID. Qualifying out-of-state contractors in good standing under equivalent statutory frameworks may apply to waive the trade examination portion.