PDFWAC 296-150F-0430
What information must a professional or firm provide to be authorized to approve design plans?
(1) Name, a copy of your certificate of registration or authority, and address of the professional engineer, architect, or firm; and
(2) A description of the services the professional engineer, architect, or firm will provide in the areas of structural, fire and life safety, energy, mechanical, plumbing, and electrical plan review for factory-built housing and commercial structures; and
(3) A summary of the professional's or firm's expertise and qualifications to review plans in the areas identified by the description of services.