locality plus test
locality-plus test. Maritime law. The requirement that, for a federal court to exercise admiralty tort jurisdiction, not only must the alleged wrong occur on navigable waters, it must also relate to a traditional maritime activity. Executive Jet Aviation, Inc. v. Cleveland, 409 U.S. 249, 93 S.Ct. 493 (1972). — Also termed locality-plus rule; maritime-connection doctrine. [Cases: Admiralty 17. C.J.S. Admiralty §§ 62–63.]