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Civil Procedure

Relationship between Supplemental and Diversity Jurisdiction

Relationship between Supplemental and Diversity Jurisdiction

Dig a little deeper into the concept of supplemental jurisdiction by exploring the complicated relationship between supplemental and diversity jurisdiction, including the impact on the requirement of complete diversity and the amount in controversy.


Now that we’ve introduced you to supplemental jurisdiction, let’s explore the surprisingly complex relationship between supplemental jurisdiction and diversity jurisdiction.

I. Same case or controversy requirement

Let’s start with a statutory provision that we touched on briefly in the last video, namely 28 U.S.C. 1367(b), which sets forth an exception to the general rule in 1367(a) conferring supplemental jurisdiction over any claim that forms part of the same “case or controversy” as one...