ultra vires

adverb or adjective | \ ˈəl-trə-ˈvī-ˌrēz, ˈu̇l-trä-ˈvē-ˌrās \ | ul·tra vi·res
  1. : beyond the scope or in excess of legal power or authority (as of a corporation) the agency acted ultra vires the agreement was ultra vires — compare intra vires