You must permit welding only on the saddle plates, lugs, or brackets attached to the container by the manufacturer.
Wash. Admin. Code § 296-826-60040
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 06-10-067, § 296-826-60040, filed 5/2/06, effective 9/1/06.