NYS PCO/PCT study materials
NYS PCO/PCT study resources

NYS PCO/PCT: Pesticide Use and Regulation (NYSDEC)

NYS PCO/PCT · Work through your exam, one topic at a time.

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Pesticide Use and Regulation (NYSDEC)

Who regulates

This domain tests how a New York applicator gets from a registered product to a legal application. EPA registers pesticides under FIFRA, but New York requires its own registration before a product may be sold or used here (ECL Article 33; 6 NYCRR Part 326). NYSDEC's Bureau of Pesticides Management administers certification, registration, and use rules; 6 NYCRR Part 325 governs how applications are made. A federal label alone does not authorize New York use.

Certification and supervision

A certified commercial applicator (PCO) holds NYSDEC certification in categories such as 7A structural, 3A ornamental, 3B turf, or 5A aquatic. A pesticide technician (PCT) works only under the supervision that NYSDEC rules and the label require; restricted-use pesticides (RUPs) may be applied only by, or under the supervision of, a certified applicator. Certification is category-specific: a 3B turf certificate does not authorize 7A structural work.

Label variations

The label is the legal document, but New York labels can differ from other states. FIFRA 24(c) special local need (SLN) labels carry a New York SLN number; FIFRA 18 emergency exemptions are time-limited. Read the New York label, not an old out-of-state container.

Worked example

A PCO plans a grub treatment at 1.25 times the label maximum rate, using a product with an EPA registration number but no New York registration. Two independent violations exist: the rate exceeds the label, and the product is not registered for sale or use in New York. Correct action: select a New York-registered product and apply at or below the labeled maximum.

Traps

Assuming EPA-approved means legal in New York; treating an expired Section 18 label as permanent; ignoring a label prohibition on tank mixing; and assuming a technician may independently choose and apply an RUP.