1. Short title This Act may be cited as the Civil Defense Preparedness Act of 2018 . 2. WMD grants (a) In general Title XX of the Homeland Security Act of 2002 is amended— (1) in section 2001 ( 6 U.S.C. 601 )— (A) by redesignating paragraphs (1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12), (13), and (14) as paragraphs (2), (3), (4), (6), (7), (8), (9), (10), (11), (12), (13), (14), (15), and (16), respectively; (B) by inserting before paragraph (2), as so redesignated, the following new paragraph: (1) Adversary country The term adversary country means a country referred to or described as hostile or as an adversary country in the most recent National Security Strategy. ; (C) by inserting after paragraph (4), as so redesignated, the following new paragraph: (5) High-risk State The term high-risk State means— (A) a State or territory that is geographically closest to known adversary countries; and (B) a State or territory proven or determined by the Secretary, in consultation with the Secretary of Defense, to be highly susceptible to a rocket-propelled or other form of kinetically-delivered weapon of mass destruction from an adversary country. ; and (D) by adding at the end the following new paragraph: (17) Weapon of mass destruction The term weapon of mass destruction means— (A) any explosive, incendiary, poison gas, or missile having an explosive or incendiary charge of more than one-quarter ounce; or (B) any weapon— (i) intended to cause widespread death or serious bodily injury through the release, dissemination, or impact of toxic chemicals or disease organisms; or (ii) that is designed to release radiation or radioactivity at a level dangerous to human life. ; (2) in subsection (a) of section 2003 ( 6 U.S.C. 604 ), by inserting , including to assist high-risk urban areas to increase preparedness against rocket-propelled or other forms of kinetically-delivered weapons of mass destruction, including nuclear, biological, and chemical attacks before the period at the end