; (B) in subparagraph (S), by striking the period at the end and inserting ; or ; and (C) by adding at the end the following: (T) to apply a pesticide classified for restricted use or an organophosphate pesticide on, or within a buffer zone of, a school property in violation of paragraph (3). ; and (2) by adding at the end the following: (3) Buffer zones (A) Definitions In this paragraph: (i) Normal school hours The term normal school hours means Monday through Friday from 7:00 a.m. until 6:00 p.m., excluding days when classes are not in session. (ii) School The term school means any public or private preschool, kindergarten, elementary, intermediate, middle, secondary, or high school. (B) Prohibition Except as provided in subparagraphs (C) and (D), beginning January 1, 2019, no person shall apply a pesticide classified for restricted use or an or­gan­o­phos­phate on, or within 300 feet of, a school property during normal school hours. (C) Exception Subparagraph (B) shall not apply to whole structure fumigation of a school property, as directed by a State or unit of local government. (D) Conflicts If subparagraph (B) is determined to conflict with any pesticide application information listed on the pesticide label or any State law, the more restrictive provision shall apply. . 5. Ban on use or application of chlorpyrifos Section 12(a)(1) of the Federal Insecticide, Fungicide, and Rodenticide Act ( 7 U.S.C. 136j(a)(1) ) is amended— (1) in subparagraph (E), by striking or at the end; (2) in subparagraph (F), by striking the period at the end and inserting ; or