You must have us approve an addendum to a design plan, if we initially approved your design plan.
Wash. Admin. Code § 296-150F-0415
Statutory Authority: RCW 43.22.340, [43.22.]355, [43.22.]360, [43.22.]432, [43.22.]440 and [43.22.]480. 96-21-146, § 296-150F-0415, filed 10/23/96, effective 11/25/96.