City of Philadelphia v. New Jersey (1978)
Brief Fact Summary: A New Jersey law prohibited the importation of solid or liquid waste that
originated or was collected from outside of the State. Private landfill operators challenged the
constitutionality of the law.
Synopsis of Rule of Law: Where a state regulates non-discriminatorily for the achievement of a
legitimate local purpose and thereby affects interstate commerce, the state action is constitutional
unless the burdens of such regulation on interstate commerce are clearly excessive relative to the
putative local benefits of it.
Facts: A New Jersey law prohibited the importation of solid or liquid waste