Amazon Faces FTC Action and Lawsuit Amid Regulatory Uncertainty

Amazon faces a fresh wave of regulatory pressure: the FTC is advancing a potential advertising-practices lawsuit that could bring billions in penalties, while a separate monopoly power antitrust case heads toward an October 2026 trial. A third matter, the Prime dark-patterns case, was settled in September 2025 for $2.5 billion.

Three distinct federal actions against AMZN are creating a compounding regulatory overhang heading into the second half of 2026. The most immediate threat is a potential FTC lawsuit over Amazon's advertising practices. According to reporting from June 2026, the agency has drafted a complaint alleging that Amazon misled advertisers about the pricing and terms of its sponsored-listing auctions, including how reserve prices work in its marketplace ad system . The FTC may resolve the matter through a lawsuit or settlement as early as this summer, and the penalty exposure has been described as potentially running into the billions, a significant figure given that advertising generated $68.6 billion in revenue for Amazon in 2025 .

Separately, the FTC's broad marketplace monopoly lawsuit, filed in 2023 alongside 18 state attorneys general, is scheduled for trial in October 2026 . That case alleges Amazon illegally suppressed competition among online sellers, prevented rivals from fairly competing, and used its scale to overcharge third-party merchants. A prior partial dismissal narrowed but did not terminate the case. The antitrust trial represents a longer-horizon risk with potentially structural remedies if the government prevails .

A third matter has already been resolved. In September 2025, Amazon agreed to a $2.5 billion settlement covering FTC allegations that the company used deceptive user-interface designs, sometimes called "dark patterns," to trick consumers into enrolling in Prime subscriptions and then made cancellation deliberately difficult . The settlement included a $1 billion civil penalty and $1.5 billion in customer restitution. Automatic refunds went out in late 2025, with remaining claim payments expected through 2026. Taken together, the three cases illustrate a sustained multi-front regulatory campaign against Amazon that spans consumer protection, antitrust, and advertising integrity, each with distinct timelines and financial stakes.