Tax Court of Oregon February 2020 casesAlaska Airlines v. Dep't of RevenueBradfute v. Dep't of RevenueKhalaf v. Dep't of RevenueWakefield v. Dep't of RevenueVista Vill. MHP, LLC v. Umatilla Cnty. AssessorT-Mobile USA, Inc. v. Dep't of RevenueVepsalainen v. Dep't of Revenue