Amount in controversy is the value threshold that diversity claims must exceed for federal jurisdiction.

Complete diversity requires that no plaintiff share citizenship with any defendant.

Consent to jurisdiction is a party's agreement to be sued in a particular forum, waiving personal jurisdiction objections.

Diversity jurisdiction gives federal courts authority over suits between citizens of different states where the amount in controversy exceeds $75,000.

Federal question jurisdiction covers civil actions arising under federal law.

General jurisdiction permits suit on any claim where a defendant is essentially at home in the forum.

In rem jurisdiction is authority over property rather than over a person, adjudicating interests in the thing itself.

A long-arm statute authorizes a state's courts to exercise jurisdiction over non-resident defendants.

Minimum contacts is the due process requirement that a defendant have sufficient connection to the forum.

The nerve center test locates a corporation's principal place of business at its headquarters for diversity purposes.

Personal jurisdiction is a court's authority over the parties, based on their connections to the forum state.

Specific jurisdiction permits suit on claims arising from or relating to a defendant's forum contacts.

Subject-matter jurisdiction is a court's authority to hear the type of case before it, and its absence voids any judgment entered.

Supplemental jurisdiction permits federal courts to hear related state claims within the same case.