Worker Protection Standard and Worker Safety
The protective framework
The Worker Protection Standard protects agricultural workers and pesticide handlers. Candidates must know the core obligations: pesticide safety training for workers and handlers, notification of applications, restricted-entry intervals with posted or oral notice, personal protective equipment matched to the label, decontamination supplies within reach, and emergency assistance including transportation to medical care. Handlers have additional duties - label review, equipment inspection, and safe mixing and loading practices.
Concepts to have ready
Understand the distinction between a worker and a handler, since training content and timing differ. Know the role of the central posting location and the application information that must be displayed. Understand early-entry rules: entry during an REI is limited to specific exceptions, and even then PPE and, in some cases, an early-entry notification must be in place. Know the Application Exclusion Zone concept for outdoor applications and the requirement to keep people out of it. Understand that the employer bears the duty to provide training, supplies, and information, and that records of training must be kept.
Traps
A common trap is treating the label's PPE as a ceiling - the WPS can require more, and the more protective requirement governs. Another is assuming oral notification satisfies a posting requirement, or that a worker may re-enter to retrieve a personal item without protection. Watch for answers that place the training burden on the worker rather than the employer.
Rule of thumb
Before any entry: is the REI over? Is notification given? Is PPE on? Are decontamination supplies present? All four must be yes.