Key Takeaways
- The U.S. Supreme Court ruled 6-3 to strike down President Trump’s sweeping global tariffs, declaring the administration exceeded its authority under the 1977 International Emergency Economic Powers Act (IEEPA).
- President Trump has scheduled an emergency press briefing for 12:45 PM ET to respond to the decision, which he has already privately characterized to governors as a "disgrace."
- Speaker Mike Johnson (R-LA) signaled a legislative response, stating that Congress and the Administration will determine the "best path forward" following the judicial rebuke.
- BP (BP) successfully restarted the Olympic Pipeline after a week-long shutdown for repairs, stabilizing fuel supplies for the Pacific Northwest and Seattle-Tacoma International Airport.
- The ruling immediately invalidates billions of dollars in import levies, potentially triggering a massive wave of refund claims from major U.S. importers.
In a landmark decision that represents the most significant legal defeat for the administration since the start of the term, the U.S. Supreme Court ruled on Friday that President Trump lacked the constitutional authority to impose broad global tariffs via emergency executive order. The 6-3 decision, authored by Chief Justice John Roberts, held that the power to tax and impose duties rests solely with Congress, and that the International Emergency Economic Powers Act (IEEPA) does not grant "unbounded" tariff authority to the executive branch.
The ruling was supported by a cross-ideological majority, including the court's three liberal justices and Trump-appointed Justices Neil Gorsuch and Amy Coney Barrett. In his opinion, Roberts emphasized that the president must identify "clear congressional authorization" to exercise such extraordinary economic power. The decision effectively halts the administration's "reciprocal" tariff strategy, which had targeted nearly all U.S. trading partners, including Canada and Mexico.
President Trump is expected to deliver a forceful response during a televised briefing at 12:45 PM ET. Sources indicate the president was informed of the ruling during a meeting with governors, where he reportedly expressed outrage. While the ruling strikes down tariffs issued under the IEEPA, legal experts suggest the administration may pivot to other statutes, such as Section 122 of the Trade Act of 1974, to attempt to reinstate some levies on a temporary basis.
On Capitol Hill, Speaker Mike Johnson indicated that the legislative branch is already preparing to coordinate with the White House on a "path forward." The Speaker’s comments come just weeks after he failed to pass a House rule that would have blocked lawmakers from nullifying the tariffs. With the court's decision now shifting the burden of trade policy back to Congress, the administration faces a difficult path to secure formal legislative approval for its protectionist agenda.
In the energy sector, BP (BP) announced the full restart of its Olympic Pipeline on Friday morning. The 400-mile critical infrastructure project, which transports gasoline, diesel, and jet fuel from northern Washington to Oregon, had been offline this week for essential repairs. The restart is expected to immediately ease regional fuel price volatility and secure the fuel supply for Seattle-Tacoma International Airport (Sea-Tac), which had been operating on reserve stocks.
Market analysts expect the Supreme Court's tariff ruling to have an immediate deflationary effect, as companies like Costco (COST) and other major retailers may no longer face the high import costs that have pressured consumer prices. However, the potential for a "messy" refund process for billions in already-collected duties remains a point of concern for the Treasury Department. Investors are closely watching the 12:45 PM briefing for any signs of immediate retaliatory trade measures or new executive orders.
Ed Liston is a senior contributing editor at TheStockMarketWatch.com. An active market watcher and investor, Ed guides an independent team of experienced analysts and writes for multiple stock trader publications.