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Due to flooding, the Everett Driver Licensing Services Office is closed. We'll update this message when we have a reopening date. In the meantime, customers are encouraged to access our online services or visit these nearby offices: Smokey Point, Lynnwood, and Shoreline.

How to get your certificate: Engineering or land surveying firms

Who needs a license?

All corporations, joint stock associations, and limited liability companies (LLCs) that offer engineering or land surveying services must have a certificate of authorization in Washington, except for professional service (PS) corporations and professional service limited liability companies (PLLCs).

How to apply

  1. Your firm must register with the Washington Secretary of State (sos.wa.gov) to get a Unified Business Identifier (UBI) number before we can issue your certificate of authorization.
  2. Complete a Corporation or Limited Liability Company Certificate of Authorization Application.
  3. Mail the completed application, supporting documents, and a check or money order for the fee (payable to the Department of Licensing) to:
    Department of Licensing
    Business and Professions Division
    PO Box 35001
    Seattle, WA 98124‑3401

Frequently asked questions

I work for a Canadian firm with several engineers licensed in Canada. Can we apply for a certificate of authority without having an engineer licensed in Washington State?
No, the designated engineer must be a licensed professional engineer in Washington.

How do I change the designated engineer or land surveyor for my firm?
Have the new designated engineer or land surveyor complete the Change of Designated Engineer/Land Surveyor form and send it in to our office.

Questions? Need help?

Contact us

Washington Healthcare Finder
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Access Washington – official state government website