Aventis Pharmaceutical Inc, V Wa State Department Of Revenue

Filed Washington State Court of Appeals Division Two October 16, 2018 IN THE COURT OF APPEALS OF THE STATE OF WASHINGTON DIVISION II AVENTIS PHARMACEUTICAL, INC., and No. 50641-6-II SANOFI-AVENTIS US, LLC, Appellants, v. STATE OF WASHINGTON DEPARTMENT PUBLISHED OPINION OF REVENUE, Respondent. MELNICK, J. — Aventis Pharmaceuticals, Inc. (Aventis) and Sanofi-Aventis US, LLC (Sanofi) appeal from the trial court’s order granting summary judgment to the Department of Revenue (DOR). They contend that the trial court erred by interpreting the preferential business and occupation (B&O) tax on…