This opinion cites 14 cases:

Hoechst Celanese Corp. v. Franchise Tax Board , 106 Cal. Rptr. 2d 548 ( 2001 )


May Department Stores Co. v. Indiana Department of State Revenue , 749 N.E.2d 651 ( 2001 )


Paris Manufacturing Co. v. Commonwealth , 505 Pa. 15 ( 1984 )


Ross-Araco v. Com., Bd. of Fin. & Rev. , 544 Pa. 74 ( 1996 )


Laurel Pipe Line Co. v. Commonwealth , 537 Pa. 205 ( 1994 )


Tool Sales & Service Co. v. Commonwealth , 536 Pa. 10 ( 1993 )


Exxon Corp. v. Department of Revenue of Wis. , 100 S. Ct. 2109 ( 1980 )


Welded Tube Co. of America v. Commonwealth , 101 Pa. Commw. 32 ( 1986 )


Norris v. Commonwealth , 155 Pa. Commw. 423 ( 1993 )


Tygart Resources, Inc. v. Commonwealth , 134 Pa. Commw. 168 ( 1990 )


Quill Corp. v. North Dakota Ex Rel. Heitkamp , 112 S. Ct. 1904 ( 1992 )


Hellertown Manufacturing Co. v. Commonwealth , 480 Pa. 358 ( 1978 )


Mobil Oil Corp. v. Commissioner of Taxes of Vt. , 100 S. Ct. 1223 ( 1980 )


Tygart Resources, Inc. v. Commonwealth , 530 Pa. 199 ( 1992 )