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A American Journal of International Law case report covers a December 20, 2024 USMCA panel ruling that found Mexico's ban on genetically engineered corn for human consumption inconsistent with the agreement's sanitary and phytosanitary provisions. The report says the panel's reasoning on SPS measures breaks new ground.
Upholding the US challenge weakens Mexico's ban on GM corn and supports continued US corn exports to Mexico, the largest buyer of US corn. Mexico is the top outlet for US corn, so the outcome matters for demand.
cambridge.orgErnesto Hernández-LópezSep 5, 2025After 318 past bullish policy events, Corn moved a median -0.1% over 5 sessions (48% higher; middle half -1.4% to +1.5%), and -0.2% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
