§ 170.505 Requirements during applications to protect handlers, workers, and other persons.
(a) Prohibition from contacting workers and other persons with pesticides during application. The handler employer and the handler must ensure that no pesticide is applied so as to contact, directly or through drift, any worker or other person, other than an appropriately trained and equipped handler involved in the application.
(b) Suspending applications. (1) Any handler performing a pesticide application must immediately suspend the pesticide application if any worker or other person is in an application exclusion zone described in § 170.405(a)(1) that is within the boundaries of the agricultural establishment or the area specified in column B of the Table in § 170.405(b)(4), except for:
(i) Appropriately trained and equipped handlers involved in the application,