509 U.S. 86 509 U.S. 86 113 S.Ct. 2510 125 L.Ed.2d 74 Henry HARPER, et al., Petitioners,v.VIRGINIA DEPARTMENT OF TAXATION. No. 91-794. Argued Dec. 2, 1992. Decided June 18, 1993. Syllabus * In Davis v. Michigan Dept. of Treasury, 489 U.S. 803, 109 S.Ct. 1500, 103 L.Ed.2d 891, this Court invalidated Michigan’s practice of taxing […]