Deem specified activities in support of terrorism as renunciation of United States nationality.

Section 236A(a) of the Immigration and Nationality Act (8 U.S.C. 1226a(a)) is amended—

(1) in paragraph (3), by striking Deputy Attorney General each place it appears and inserting Director of U.S. Immigration and Customs Enforcement;

(2) by striking Attorney General each place such term appears and inserting Secretary of Homeland Security;

(3) in paragraph (1), by inserting before the period at the end the following:, unless, with respect to aliens described in section 237(a)(7), the Secretary of Homeland Security determines such detention is not necessary to protect national security or public safety; and

(4) in paragraph (3)(A), by striking or 237(a)(4)(B) and inserting 237(a)(4)(B), or 237(a)(7).

Section 237(a) of the Immigration and Nationality Act (8 U.S.C. 1227(a)) is amended—

(1) by redesignating paragraph (7) as paragraph (8); and

(2) by inserting after paragraph (6) the following:

Any alien who has been denaturalized pursuant to section 340(d) or has relinquished his or her nationality pursuant to section 349(a) is deportable.

(1) by redesignating the second subsection (c) as subsection (d); and

(2) by adding at the end the following:

Notwithstanding any other provision of this Act, if an individual has been convicted of an offense under chapter 113B of title 18, United States Code, and is subject to denaturalization proceedings under section 340(d), the Secretary of Homeland Security may file for mandatory docketing priority in an appropriate United States district court for the removal of such individual.

In any removal proceeding authorized under paragraph (1)—

(A) the court shall prioritize such proceeding on its docket;

(B) a conviction described in paragraph (1) shall create a rebuttable presumption of deportability under section 237(a)(7); and

(C) removal proceedings may be initiated concurrently with denaturalization proceedings, provided that no removal order may be executed until the denaturalization order is final.

Section 313(a) of the Immigration and Nationality Act (8 U.S.C. 1424(a)) is amended—

(1) in each of paragraphs (1) through (5), by striking or at the end;

(2) in paragraph (6), by striking the period at the end and inserting; or; and

(3) by adding at the end the following:

(7) who is or has been a member of, joined, or swore allegiance to an organization designated as a foreign terrorist organization under section 219.

Section 340 of the Immigration and Nationality Act (8 U.S.C. 1451) is amended—

(1) by redesignating subsections (d), (e), (f), (g), and (h) as subsections (e), (f), (g), (h), and (i), respectively; and

(2) by inserting after subsection (c) the following:

(1) Any person naturalized after September 30, 1996, who subsequently commits, conspires to commit, attempts to commit, or materially supports the commission of, an act of terrorism (as defined in section 2331 of title 18, United States Code, or section 212(a)(3)(B) of this Act), provides material support or resources (as defined in section 2339A(b) of title 18, United States Code) to a designated foreign terrorist organization or to any individual the person knew or reasonably should have known was engaged in terrorism-related activity, or engages in conduct that would constitute a violation of section 2339A, 2339B, 2339C, or 2339D of title 18, United States Code, shall be considered, at the time he or she was naturalized—

(A) to have not been attached to the principles of the Constitution of the United States; and

(B) to have not been well disposed to the good order and happiness of the United States at the time of naturalization.

(2) In the absence of countervailing evidence, it shall be sufficient in a proper proceeding—

(A) to authorize the revocation and setting aside of the order admitting any person described in paragraph (1) to citizenship; and

(B) to cancel the certificate of naturalization as having been obtained by concealment of a material fact or by willful misrepresentation.

(3) The revocation and setting aside of the order admitting a person described in paragraph (1) to citizenship and the canceling of certificate of naturalization authorized under paragraph (2) shall be effective as of the original date of the order and certificate, respectively.

(1) in each of paragraphs (1) through (5), by striking or at the end;

(2) in paragraph (1), by striking relinquishing and inserting renouncing;

(3) in paragraph (2), by striking or a political subdivision thereof and inserting, a political subdivision thereof, or a designated foreign terrorist organization;

(4) by amending paragraph (3) to read as follows:

(3) entering, or serving in, the military or an armed group of a foreign state or of a designated foreign terrorist organization if—

(A) such armed forces are—

(i) engaged in hostilities against the United States; or

(ii) intentionally targeting nationals of the United States for acts of terror; or

(B) such person serves as a commissioned or noncommissioned officer;.

(5) by redesignating paragraphs (4), (5), (6), and (7) as paragraphs (5), (6), (7), and (8), respectively;

(6) by inserting after paragraph (3) the following:

(4) becoming a member of, swearing an oath of allegiance to, providing training or material assistance to, or serving in a leadership, operational, logistical, financial, or recruiting capacity for, any organization designated as a foreign terrorist organization under section 219 that such person knows, or has reason to know—

(A) will engage in hostilities against the United States; or

(B) will commit acts of terror against the United States or nationals of the United States;

(7) in paragraph (5), as redesignated—

(A) in subparagraph (A), by striking he and inserting the person knowingly; and

(B) in subparagraph (B), by striking allegiance is required; or and inserting allegiance to the foreign state or political subdivision is required;; and

(8) in paragraph (8), as redesignated, by inserting or conspiring to provide or attempting to provide material support or resources to a foreign terrorist organization, after levy war against them,.