Michigan lists methomyl as restricted use pesticide - Interlochen Public Radio
Michigan has classified methomyl as a restricted use pesticide (RUP), requiring applicator certification and additional recordkeeping for purchase and application.
Aforeworn detected this change in the Pesticide & Pest-Control Applicators space on July 8, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated High urgency. All pesticide applicators in Michigan using methomyl, including structural pest-control firms, lawn/ornamental applicators, agricultural applicators, and fumigation companies. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Immediately; the change is effective upon listing.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Pesticide & Pest-Control Applicators continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
Methomyl is now a restricted use pesticide in Michigan, meaning only certified applicators can purchase and apply it, and additional recordkeeping is required.
Who it affects
All pesticide applicators in Michigan using methomyl, including structural pest-control firms, lawn/ornamental applicators, agricultural applicators, and fumigation companies.
What you must do
Ensure all applicators using methomyl are certified; update purchasing and application records to comply with RUP rules.
Deadline
Immediately; the change is effective upon listing.
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