Except for sections 814(d) [ 19 U.S.C. 4433(d) ], 815, 817 [ 19 U.S.C. 4435 ], and 818, this subchapter shall only apply to the establishment of preclearance operations in a foreign country in which no preclearance operations have been established as of February 24, 2016 . ( Pub. L. 114–125, title VIII, § 819 , Feb. 24, 2016 , 130 Stat. 222 .) Editorial Notes References in Text Sections 815 and 818, referred to in text, are sections 815 and 818 of Pub. L. 114–125 . Section 815 amended section 44901 of Title 49 , Transportation. Section 818 amended section 8311 of Title 7 , Agriculture, and section 1356 of Title 8 , Aliens and Nationality. This subchapter, referred to in text, was in the original “this subtitle”, meaning subtitle B (§§ 811–819) of title VIII of Pub. L. 114–125 , which is classified principally to this subchapter. For complete classification of subtitle B to the Code, see Short Title note set out under section 4301 of this title and Tables.