Firms: Engineers, land surveyors, and on-site

Due to facility issues, this licensing program has limited operations. There may be delays in responding to requests. We apologize for the inconvenience. We’re working toward resuming all business operations as soon as possible.

How to get your certificate

Learn how to get a certificate of authorization in Washington for your engineering or land surveying company.

How to renew your certificate

Find out how to renew your firm’s certificate of authorization.

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