Kevin O'Leary warns Supreme Court tariff ruling will trigger 'major compliance costs'

The 'Shark Tank' investor says firms are scrambling after court blocks Donald Trump tariffs
Kevin O'Leary said the Supreme Court’s latest tariff ruling sent shockwaves through lenders and shareholders (Alex Wong, Getty Images)
Kevin O'Leary said the Supreme Court’s latest tariff ruling sent shockwaves through lenders and shareholders (Alex Wong, Getty Images)

WASHINGTON, DC: Millionaire investor Kevin O’Leary warned that US companies face steep compliance costs after a landmark Supreme Court ruling curbed Donald Trump’s use of emergency tariffs powers.

In a 6–3 decision on Friday, the court invalidated broad swaths of the administration’s import levies, holding that the president improperly invoked the International Emergency Economic Powers Act to impose sweeping tariffs on foreign trading partners.

A screenshot of Kevin O’Leary from the 'Shark Tank' 2022 episode featuring Roq Innovation (Cover Image Source: YouTube | Shark Tank)
A screenshot of Kevin O’Leary from the 'Shark Tank' 2022 episode featuring Roq Innovation (Cover Image Source: YouTube | Shark Tank)

Kevin O’Leary calls it ‘a nightmare for business owners’

Speaking to Kasie Hunt of CNN, Kevin O’Leary said the ruling sparked immediate panic among lenders and shareholders.

“My office got flooded with calls demanding their money back,” the Shark Tank investor said. “The Supreme Court has caused a nightmare here. They called it a mess themselves. What am I supposed to do next?” he asked.

O’Leary added that he intends to press White House officials for clarity during Donald Trump's upcoming State of the Union address. “My head’s getting squeezed from the top and the bottom just trying to stay compliant,” he said.

WASHINGTON, DC - FEBRUARY 20: U.S. President Donald Trump speaks answers questions during a press briefing held at the White House February 20, 2026 in Washington, DC. The U.S. Supreme Court today ruled against Trump’s use of emergency powers to implement international trade tariffs, a central portion of the administration’s core economic policy. (Photo by Alex Wong/Getty Images)
Trump speaks and answers questions during a press briefing held at the White House on February 20, 2026, in Washington, DC (Photo by Alex Wong/Getty Images)

O’Leary says businesses brace for legal and accounting fallout

According to O’Leary, uncertainty is rippling across corporate America. He said he is working to mobilise “thousands” of accountants and lawyers to help business owners navigate the fallout, noting that virtually every US company faces the same compliance dilemma.

The Supreme Court offered no guidance on whether businesses are entitled to tariff refunds, leaving lower courts to sort out the issue. Anticipating the ruling, hundreds of US companies had already filed lawsuits seeking refunds for tariff-related losses.

WASHINGTON, DC - SEPTEMBER 02: The U.S. Supreme Court is seen on September 02, 2021 in Washington, D
On Friday, the Supreme Court struck down large portions of the Trump administration’s import taxes, finding that the president unlawfully relied on the International Emergency Economic Powers Act  (Getty Images)

Study says consumers bore the real cost

US businesses and consumers absorbed most of the burden from Trump’s tariffs, despite White House assurances that foreign exporters would pay. A study by the Federal Reserve Bank of New York found that nearly 90 percent of the costs were shouldered domestically.

“We are the backbone of the economy,” O’Leary said. “We just need to know the rules. Tell us what they are, and we’ll follow them.”

Political fallout reaches the court

The ruling drew mixed reactions across Washington. Justices Neil Gorsuch and Amy Coney Barrett, both Trump appointees, joined the majority in striking down the tariffs.

Trump publicly criticized them, while praising dissenting Justices Brett Kavanaugh, Samuel Alito and Clarence Thomas, calling Kavanaugh his “new hero” in a series of posts on Truth Social.

The backlash comes even as Trump said he has signed an executive order imposing a fresh 10 percent tariff on imports from countries around the world, setting the stage for further legal and political battles ahead.

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