Wash. Admin. Code § 296-150I-0410
(1) Manufactured homes that are damaged prior to, or during installation and are repaired at a location other than the manufacturer's facility require permits, inspections, and approval of the repairs from labor and industries. Permits are not required for the repair of minor damage such as shingle repairs, broken window(s), paint damage, minor siding damage and damaged bottom board or similar.
Electrical and plumbing repairs to the damaged home shall be performed by a Washington state licensed electrician and/or plumber, except as exempted by RCW 18.27.090 and 18.106.150.
The repair and inspection shall be performed to either:
[Statutory Authority: Chapters 43.22 and 43.22A RCW. WSR 22-01-193, § 296-150I-0410, filed 12/21/21, effective 1/31/22. Statutory Authority: Chapter 43.22A RCW and 2009 c 464 [564]. WSR 10-06-043, § 296-150I-0410, filed 2/23/10, effective 4/1/10. Statutory Authority: Chapter 43.22A RCW and 2007 c 432. WSR 08-12-040, § 296-150I-0410, filed 5/30/08, effective 6/30/08.]