1. Short title This Act may be cited as the Limiting Immunity for Assisting Backers of Lethal Extremism Act or the LIABLE Act . 2. Terrorism exception to the jurisdictional immunity of an international organization (a) In general Part IV of title 28, United States Code, is amended by inserting after chapter 97 the following: Sec. 1621. Terrorism exception to the jurisdictional immunity of an international organization. . 97A Jurisdictional immunities of international organizations 1621. Terrorism exception to the jurisdictional immunity of an international organization (a) Definitions In this section: (1) Aircraft sabotage; armed forces; extrajudicial killing; hostage taking; material support or resources