Tariff Takedown:  Implications of Tariff Refunds for Government Contractors

Key Takeaways

• Supreme Court invalidated Trump tariffs under IEEPA
• Court of International Trade now liquidating tariff refunds
• FAR 52.229-3 mandates price reductions for refunded tariffs
• Cost‑reimbursement contracts must credit refunded duties to Government
• Prompt notification to contracting officer essential for compliance

Summary

On February 20, 2026 the Supreme Court ruled that the Trump‑era tariffs were not authorized under the International Emergency Economic Powers Act, and on March 4 the Court of International Trade began liquidating refunds for those duties. The rulings trigger a wave of refund claims by federal contractors who imported goods for government contracts. Fixed‑price contracts that incorporate FAR 52.229‑3 or 52.229‑4 must reduce the contract price for any refunded tariff, while cost‑reimbursement contracts are required to credit or repay the Government for refunded amounts under FAR 31.205‑41(d) and related clauses. Contractors must promptly notify contracting officers and document the refunds to stay compliant.

Pulse Analysis

The Supreme Court’s decision to strike down the 2025‑2026 tariff regime under the International Emergency Economic Powers Act marks a rare judicial check on executive trade authority. By deeming the tariffs unauthorized, the Court opened the door for the Court of International Trade to begin liquidating millions of dollars in refunds. This reversal not only restores competitive parity for import‑dependent industries but also creates a sizable pool of recoverable costs for firms that supplied the federal government during the tariff period.

For contractors, the legal fallout is governed by Federal Acquisition Regulation clauses that dictate how after‑relieved taxes are treated. Fixed‑price contracts that embed FAR 52.229‑3 or 52.229‑4 require an automatic price reduction when a tariff is refunded, effectively shifting the benefit back to the Government. In the absence of those clauses, contractors must build a persuasive argument that the Government waived any right to a price cut. Cost‑reimbursement contracts face even stricter rules: FAR 31.205‑41(d) and FAR 31.201‑5 compel contractors to credit or repay any refunded duties that were previously charged as allowable costs, while FAR 52.216‑7(h)(2) reinforces the obligation to return such amounts. Timely notification to contracting officers and meticulous record‑keeping are essential to avoid audit findings.

Strategically, contractors should conduct a rapid audit of all imports subject to the invalidated tariffs and quantify potential refunds. Aligning internal finance systems with FAR requirements will streamline the crediting process and safeguard against over‑billing. Engaging legal counsel early can help interpret contract language, especially where clause language is ambiguous. By proactively managing these refunds, contractors can protect profit margins, maintain compliance, and potentially negotiate favorable adjustments in future contract negotiations.