ultra vires

[ uhl-truh vahy-reez ]
/ ˌʌl trə ˈvaɪ riz /

adverb, adjective Law.

beyond the legal power or authority of a corporation, corporate officer, etc. (opposed to intra vires).

Origin of ultra vires

First recorded in 1785–95, ultra vires is from the Latin word ultrā vīrēs literally, beyond strength

British Dictionary definitions for ultra vires

ultra vires
/ (ˈvaɪriːz) /

adverb, adjective

(predicative) law beyond the legal power or authority of a person, corporation, agent, etc

Word Origin for ultra vires

Latin, literally: beyond strength