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Implementing Enumeration, Andrew Coan

William & Mary Law Review

The enumeration of legislative powers in Article I of the U.S. Constitution implies that those powers must have limits. This familiar “enumeration principle” has deep roots in American constitutional history and has played a central role in recent federalism decisions of the U.S. Supreme Court. Courts and commentators, however, have seldom rigorously considered what follows from embracing it. The answer is by no means straightforward. The enumeration principle tells us that federal power must be subject to some limit, but it does not tell us what that limit should be. Nor does it tell us how the Constitution’s commitment to …