---
kind: "section"
citation: "40 C.F.R. § 170.503"
title: "40"
number: "170.503"
heading: "Knowledge of labeling, application-specific, and establishment-specific information for handlers."
url: "https://uscodex.org/cfr/40/170.503"
---

# §170.503. Knowledge of labeling, application-specific, and establishment-specific information for handlers.

- (a) **Knowledge of labeling and application-specific information.**
  - (1) The handler employer must ensure that before any handler performs any handler activity involving a pesticide product, the handler either has read the portions of the labeling applicable to the safe use of the pesticide or has been informed in a manner the handler can understand of all labeling requirements and use directions applicable to the safe use of the pesticide.
  - (2) The handler employer must ensure that the handler has access to the applicable product labeling at all times during handler activities.
  - (3) The handler employer must ensure that the handler is aware of requirements for any entry restrictions, application exclusion zones and restricted-entry intervals as described in §§ [170.405](/cfr/40/170.405.md) and [170.407](/cfr/40/170.407.md) that may apply based on the handler's activity.
- (b) **Knowledge of establishment-specific information.** Before any handler performs any handler activity on an agricultural establishment where within the last 30 days a pesticide product has been used, or a restricted-entry interval for such pesticide has been in effect, the handler employer must ensure that the handler has been informed, in a manner the handler can understand, all of the following establishment-specific information:
  - (1) The location of pesticide safety information required by [§ 170.311(a)](/cfr/40/170.311.md?p=a).
  - (2) The location of pesticide application and hazard information required by [§ 170.311(b)](/cfr/40/170.311.md?p=b).
  - (3) The location of decontamination supplies required by [§ 170.509](/cfr/40/170.509.md).

## Notes

### Source

Source: 80 FR 67567, Nov. 2, 2015, unless otherwise noted.

### Authority

Authority: 7 U.S.C. 136w.

### Source

Source: 57 FR 38151, Aug. 21, 1992, unless otherwise noted.