U.S. Trade Representative Jamieson Greer said to a Senate committee that the United States did not renew the USMCA because President Trump wanted revisions [1].

The decision places the primary trade relationship between the U.S., Mexico, and Canada in a state of flux. By declining a simple renewal, the administration is leveraging the agreement to secure specific policy changes that it deems necessary for U.S. interests.

Greer said in Washington, D.C., that the administration's approach was intentional. He said, "President Trump was never going to rubber-stamp this" [2]. The renewal deadline for the agreement passed on July 3, 2026, following the official expiration on July 1, 2026 [3].

According to Greer, the administration is not abandoning trade cooperation but is instead pursuing a phased approach. He said the U.S. is looking at interim arrangements with Mexico and Canada by the end of 2026 [4]. These temporary measures are intended to maintain trade stability while the three nations negotiate more complex issues.

Greer said that the president had already identified specific problems with the USMCA outcomes last year and has begun addressing them [5]. The administration believes that tackling these "thornier" changes now is a prerequisite for a full, long-term renewal of the pact [2].

The USMCA serves as the cornerstone of North American trade, governing everything from automotive parts to agricultural exports. The current lack of a formal renewal means that the legal certainty previously provided by the agreement is replaced by the aforementioned interim arrangements as the U.S. pushes for modified terms [4].

“"President Trump was never going to rubber-stamp this."”

The U.S. government is shifting from a policy of trade maintenance to one of active renegotiation. By allowing the USMCA renewal deadline to pass, the administration has gained significant leverage to force Canada and Mexico to accept new terms. The success of this strategy depends on whether interim arrangements can prevent economic disruption while the 'thornier' issues are resolved.