- WSR 15-15-172WITHDRAWAL OFPREPROPOSAL STATEMENT OF INQUIRYHEALTH CARE AUTHORITY[Filed July 22, 2015, 9:34 a.m.]The health care authority requests withdrawal of the preproposal statement of inquiry filed as WSR 14-17-043 on August 14, 2014, regarding WAC 182-550-1300, 182-550-1350, 182-550-1400, 182-550-1500, and 182-550-1600.Wendy BarcusRules Coordinator