; or (ii) at the southern coastal borders during the 14-day period immediately after entry between ports of entry; or (B) is seeking admission at a southwest land border port of entry and is determined to be inadmissible, including an alien who utilizes a process approved by the Secretary to allow for safe and orderly entry into the United States. (4) Secretary The term Secretary means the Secretary of Homeland Security. (5) Southern coastal borders The term southern coastal borders means all maritime borders in California, Texas, Louisiana, Mississippi, Alabama, and Florida. (6) Unaccompanied alien child The term unaccompanied alien child has the meaning given such term in section 462(g)(2) of the Homeland Security Act of 2002 ( 6 U.S.C. 279(g)(2) ). (j) Sunset This section— (1) shall take effect on the date of the enactment of this section; and (2) shall be repealed effective as of the date that is 3 years after such date of enactment. . (b) Clerical amendment The table of contents of the Immigration and Nationality Act ( 8 U.S.C. 1101 et seq. ), as amended by section 146(b), is further amended by inserting after the item relating to section 244A the following: Sec. 244B Border emergency authority. . B Fulfilling promises to Afghan allies 311. Definitions In this subtitle: (1) Appropriate committees of Congress The term appropriate committees of Congress means— (A) the Committee on the Judiciary of the Senate; (B) the Committee on Foreign Relations of the Senate; (C) the Committee on Armed Services of the Senate; (D) the Committee on Appropriations of the Senate; (E) the Committee on Homeland Security and Governmental Affairs of the Senate; (F) the Committee on the Judiciary of the House of Representatives; (G) the Committee on Foreign Affairs of the House of Representatives; (H) the Committee on Armed Services of the House of Representatives; (I) the Committee on Appropriations of the House of Representatives