1. Short Title This Act may be cited as the Naturalization At Training Sites Act of 2017 or the NATS Act . 2. Establishment and Use of Naturalization Offices at Initial Military Training Sites (a) Definitions In this Act, the term Secretary concerned has the meaning given that term in section 101(a) of title 10, United States Code. (b) In general Not later than 1 year after the date of enactment of this Act, the Secretary of Defense, and the Secretary of Homeland Security with respect to the Coast Guard, shall establish a naturalization office at each initial military training site of the Armed Forces under the jurisdiction of the respective Secretary. (c) Outreach In coordination with the Under Secretary of Defense for Personnel and Readiness and the Director of U.S. Citizenship and Immigration Services, each Secretary concerned shall, to the maximum extent practicable— (1) identify each member of the Armed Forces overseen by such Secretary who is not a citizen of the United States; (2) inform each noncitizen member of the Armed Forces overseen by such Secretary about— (A) the existence of a naturalization office at each initial military training site; (B) the continuous availability of each naturalization office throughout the career of a member of the Armed Forces to— (i) evaluate the extent to which a noncitizen member of the Armed Forces is eligible to become a naturalized citizen; and (ii) assess the suitability for citizenship of a noncitizen member of the Armed Forces; (C) each potential pathway to citizenship; (D) each service a naturalization office provides; (E) the required length of service to obtain citizenship during— (i) peacetime; and (ii) a period of hostility; and (F) the application process for citizenship, including— (i) details of the application process; (ii) required application materials; (iii) requirements for a naturalization interview