; or (B) that offers a mechanism for communication with other users, including any contractors or agents used by the website company to act on behalf of the website company in carrying out the purposes of this Act. (2) Threat of imminent violence The term threat of imminent violence means any incident in which there is a reasonable indication that an individual or group suggest an intent to imminently inflict injury or death to oneself or others, or terrorism as defined by section 2(18) of the Homeland Security Act of 2002 ( 6 U.S.C. 101(18) ) or an attack that otherwise lacks a clearly discernible political or ideological motivation. (3) SLTT law enforcement agency The term SLTT law enforcement agency means a State, local, Tribal, or territorial law enforcement agency. 8. Authorization of appropriations There is authorized to be appropriated $3,000,000 for each of fiscal years 2020 through 2021 to the Secretary of Homeland Security to carry out subsections (a), (e), and (f) of section 2 and to pay overtime; any amounts remaining at the conclusion of fiscal year 2021 shall be transferred to the centralized clearinghouse to maintain the pilot program.