Chlormequat Chloride; Pesticide Tolerances
EPA established new tolerances for chlormequat chloride residues on barley, oats, triticale, wheat, and related livestock commodities. This affects agricultural applicators and grain handlers who must ensure compliance with the new residue limits.
Aforeworn detected this change in the Pesticide & Pest-Control Applicators space on July 6, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Medium urgency. Agricultural applicators and grain handlers applying chlormequat chloride to barley, oats, triticale, or wheat. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Effective immediately upon publication (June 30, 2026); compliance expected by next growing season.. 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
New maximum residue limits (tolerances) for chlormequat chloride on these grains and livestock commodities.
Who it affects
Agricultural applicators and grain handlers applying chlormequat chloride to barley, oats, triticale, or wheat.
What you must do
Review and adjust application rates and pre-harvest intervals to ensure residues do not exceed new tolerances.
Deadline
Effective immediately upon publication (June 30, 2026); compliance expected by next growing season.
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