PDFWAC 296-150F-0210
What are the insignia requirements?
(1) If you are applying for insignia for factory-built housing, commercial structures and components you must have your design plan approved and your units and components inspected and approved by us.
(2) We will attach the insignia after:
(a) We receive the required forms and fees from you (see WAC 296-150F-3000); and
(b) Your unit or component has passed final inspection. (See WAC 296-150F-0500.)