40 CFR §170.405 — what it says, and how the exam tests it

§ 170.405 Entry restrictions associated with pesticide applications. (a) Outdoor production pesticide applications. (1) The application exclusion zone is defined as follows: (i) The application exclusion zone is the area that extends 100 feet horizontally from the point(s) of pesticide discharge from the application equipment in all directions during application when the pesticide is applied by any of the following methods: (A) Aerially. (B) Air blast or air-propelled applications. (C) As a fumigant, smoke, mist, or fog. (D) As a spray using nozzles or nozzle configurations which produce a droplet size of smaller than medium, in accordance with the meaning given to “medium” in ANSI/ASAE S572, ANSI/ASAE S572.1, ANSI/ASAE S572.2, or ANSI/ASAE S572.3 (all incorporated by reference, see paragraph (c) of this section). (ii) The application exclusion zone is the area that extends 25 feet horizontally from the point(s) of pesticide discharge from the application equipment in all directions during application when the pesticide is sprayed from a height of greater than 12 inches from the soil surface or planting medium using nozzles or nozzle configurations which produce a droplet size of medium or larger in accordance with the meaning given to “medium” in ANSI/ASAE S572, ANSI/ASAE S572.1, ANSI/ASAE S572.2, or ANSI/ASAE S572.3 (all incorporated by reference, see paragraph (c) of this section), and not as in paragraph (a)(1)(i) of this section. (iii) There is no application exclusion zone when the pesticide is applied in a manner other than those covered in paragraphs (a)(1)(i) and (a)(1)(ii) of this section. (2) During any outdoor production pesticide application, the agricultural employer must not allow or direct any worker or other person to enter or to remain in the treated area or an application exclusion zone that is within the boundaries of the establishment until the application is complete, except for: (i) Appropriately trained and equipped handlers involved in the application, and (ii) Owners of the agricultural establishment and their immediate family members who remain inside closed buildings, housing, or shelters under the conditions specified in § 170.601(a)(1)(vi). (3) After the application is complete, the area subject to the labeling-specified restricted-entry interval and the post-application entry restrictions specified…