1. Short title This Act may be cited as the Repatriation Assistance Act of 2018 . 2. Provision of homeland security assistance to foreign governments for certain foreign country operations (a) In general Subtitle C of title IV of the Homeland Security Act of 2002 ( 6 U.S.C. 231 et seq.) is amended by adding at the end the following new section: 435. Homeland security assistance (a) In general The Secretary, with the concurrence of the Secretary of State, may provide to a foreign government financial assistance for foreign country operations to address individuals who may pose a national security, border security, or terrorist threat to the United States before such a threat reaches the United States. (b) Determination Assistance provided under subsection (a) may be provided if such assistance would enhance the recipient government’s capacity to mitigate a threat described in such subsection, including through related detention or removal operations by the recipient government and procedures to screen and provide protection for certain individuals, as appropriate. (c) Reimbursement of expenses The Secretary may, if appropriate, seek reimbursement from the receiving foreign government for the provision of financial assistance under this section. (d) Effective period The authority provided under this section shall remain in effect until September 30, 2023. (e) Development and program execution The Secretary and the Secretary of State shall jointly develop and implement any financial assistance under this section. (f) Rule of construction Nothing in this section may be construed as affecting, augmenting, or diminishing the authority of the Secretary of State. . (b) Clerical amendment The table of contents in section 1(b) of the Homeland Security Act of 2002 is amended by inserting after the item relating to section 434 the following new item: Sec. 435. Homeland Security assistance. .