On August 29, 2025, the Federal Circuit sitting en banc ruled 7-4 that the International Emergency Economic Powers Act does not authorize the tariffs President Trump imposed by executive order. The unsigned per curiam majority held that IEEPA's grant of authority to regulate importation does not include power to impose tariffs of the type and scope challenged, which included trafficking tariffs on Canada, Mexico, and China, and April 2025 reciprocal tariffs on most trading partners. The court affirmed the Court of International Trade's holding that the tariffs were unlawful but vacated the universal injunction and remanded for reconsideration of relief, leaving the tariffs in effect pending Supreme Court review.
Trump's tariff orders invoked IEEPA claiming national emergencies related to drug trafficking at the southern border and trade deficits. The Court of International Trade issued a unanimous three-judge panel decision on May 28, 2025, striking down the tariffs as exceeding presidential authority under IEEPA. The government immediately appealed, and the Federal Circuit consolidated the cases, stayed the injunction pending appeal, and heard the matter en banc. This decision represented the first time a president relied on IEEPA as statutory authority for comprehensive tariff imposition.
Verified Facts
The Federal Circuit issued its decision on August 29, 2025, in case No. 25-1812.
The decision was 7-4 with an unsigned per curiam majority opinion.
The majority held IEEPA does not authorize tariffs of the breadth and scope imposed by the executive orders.
The court affirmed the Court of International Trade's May 28, 2025 decision finding the tariffs unlawful.
The court vacated the universal injunction and remanded for reconsideration of the proper scope of relief.
The tariffs remained in effect while the government sought Supreme Court review.
The Supreme Court later affirmed 6-3 on February 20, 2026, holding IEEPA does not authorize tariffs.
Participants
All participant attributions are sourced
ALAlan LourieCircuit Judge, U.S. Court of Appeals for the Federal CircuitDecided
TDTimothy DykCircuit Judge, U.S. Court of Appeals for the Federal CircuitDecided
JRJimmie ReynaJudge, U.S. Court of Appeals for the Federal CircuitDecided
THTodd HughesCircuit Judge, U.S. Court of Appeals for the Federal CircuitDecided
KSKara StollCircuit Judge, U.S. Court of Appeals for the Federal CircuitDecided
TCTiffany CunninghamJudge, U.S. Court of Appeals for the Federal CircuitDecided
LSLeonard StarkJudge, United States Court of Appeals for the Federal CircuitDecided
RTRichard TarantoCircuit Judge, U.S. Court of Appeals for the Federal CircuitOpposed
KMKimberly MooreChief Judge, U.S. Court of Appeals for the Federal CircuitOpposed
SPSharon ProstCircuit Judge, U.S. Court of Appeals for the Federal CircuitOpposed
RCRaymond ChenCircuit Judge, United States Court of Appeals for the Federal CircuitOpposed
Perspectives
Left
IEEPA does not grant sweeping tariff authority and the President exceeded constitutional limits on executive power over international commerce by imposing unlimited tariffs without explicit congressional authorization.
Federal Circuit Rejects Trump's Assertion of Vast Tariff Authority
A strong majority of the Federal Circuit rejected the Trump administration's audacious claim that the President could unilaterally impose sweeping tariffs without explicit congressional authorization. The 7-4 decision correctly recognized that delegating vast economic power to the President violates separation of powers principles and statutory interpretation. IEEPA's silence on tariffs is telling, and Congress must specifically grant authority for the President to impose taxes. The court's decision reaffirmed constitutional limits on executive power, noting that even during national emergencies, the President cannot assume powers that Congress has not clearly delegated. By vacating the universal injunction, however, the court permitted illegal tariffs to remain in effect, undermining the remedy and creating economic uncertainty. The decision validates the concerns of business groups and states that challenged the tariffs as an unprecedented expansion of presidential authority.
Key takeaway
Courts correctly enforced statutory limits on executive power and prevented the President from assuming taxing authority that belongs to Congress.
Right
IEEPA's authority to regulate foreign commerce during national emergencies includes tariff authority, and the President's use of tariffs to address trade deficits and security concerns is within delegated emergency powers.
Court of Appeals Wrongly Constrains Presidential Emergency Powers
The Federal Circuit's decision incorrectly narrowed presidential authority during national emergencies and may handicap the President's ability to respond to genuine threats to national security and economic stability. The statute grants authority to regulate foreign commerce, and tariffs are a traditional regulatory tool. The majority opinion ignores the breadth of IEEPA's language and Congress's intent to delegate emergency powers to the executive branch. The four-judge dissent raised sound concerns about statutory interpretation and the President's historical authority to adjust tariffs. By finding IEEPA does not extend to tariffs despite the statute's expansive language, the majority imposed restrictive limits that contradict how Congress has delegated similar powers elsewhere. The decision hampers the President's ability to address real trade deficits and border security threats through executive action. The remand for reconsideration of relief complicates the legal landscape unnecessarily.
Key takeaway
An activist judiciary narrowed presidential emergency powers and hampered the President's ability to respond to trade deficits and security threats.
Straight
Federal Circuit Affirms Tariffs Unlawful Under IEEPA in 7-4 Decision
The Federal Circuit affirmed lower court rulings that Trump's tariffs exceeded presidential authority under IEEPA. The majority concluded IEEPA's grant to regulate importation does not include authority to impose tariffs without limits on scope, amount, or duration. The court noted IEEPA contains no reference to tariffs or duties, contrasting it with other statutes where Congress explicitly delegates tariff authority with clear restrictions. The majority also found that no president before Trump had interpreted IEEPA as providing tariff authority. The decision addressed both trafficking tariffs on Canada, Mexico, and China based on border security emergencies, and reciprocal tariffs on most trading partners based on trade deficit concerns. While affirming the tariffs' illegality, the court vacated the lower court's universal injunction and remanded to reconsider appropriate relief, allowing tariffs to remain in place pending Supreme Court appeal.
Key takeaway
The Federal Circuit rejected an expansive reading of IEEPA but deferred full remedy by vacating the injunction, allowing judicial review to continue at the Supreme Court.
The Analysis
The Federal Circuit's decision reflects a fundamental disagreement about statutory interpretation and the scope of emergency powers delegated to the President. The majority focused on the absence of specific tariff language in IEEPA and contrasted the statute with other laws where Congress explicitly mentions tariffs and imposes limitations. This plain language approach argues that if Congress intended IEEPA to authorize tariffs, it would have said so explicitly, particularly given tariffs' economic significance. The four dissenters, joined by Chief Judge Moore and Judges Prost and Chen, contended that regulate importation is sufficiently broad language to encompass tariffs and that the absence of express limitations reflects Congress's confidence in presidential judgment during emergencies. The case raises major questions doctrine considerations about whether IEEPA's general language can delegate such economically consequential authority without clear congressional intent. The court's remedy—affirming unlawfulness while vacating injunctive relief—created an unusual posture where illegal tariffs remained in effect. This approach balanced the lower courts' legal conclusion against the government's interest in seeking higher review. The Supreme Court's subsequent 6-3 affirmation suggested broader judicial consensus that IEEPA does not authorize tariffs, though dissenting opinions suggested alternative statutory bases might support tariff authority.
AI-generated editorial framing, not objective fact — methodology
This decision constrains presidential power during national emergencies and represents a significant check on executive authority over foreign commerce. The ruling affects billions of dollars in tariffs imposed during 2025 and clarifies that the President cannot unilaterally impose broad tariffs without explicit congressional authorization. The case establishes that traditional emergency powers statutes do not automatically grant tariff authority, even when statutes use expansive regulatory language. The decision has implications for future presidential responses to trade deficits, security threats, and other emergencies.