How to renew your license: On-site designers and inspectors

• Renew online with the password on your renewal notice, and pay with a Visa, MasterCard, or American Express debit or credit card.
• Renew by mail by sending your renewal notice with a check or money order for the fee (payable to the Department of Licensing) to:
  
  Board of Registration for Professional Engineers and Land Surveyors
  Department of Licensing
  PO Box 35001
  Seattle, WA 98124-3401

Note: Additional late fees may apply if you don’t renew your license before the expiration date.