Costco, the warehouse retail giant beloved by bargain hunters across North America, is facing a fresh class-action lawsuit over the way it handles membership auto-renewals. The case, filed in a California federal court, alleges that the company violated state law by failing to give customers adequate notice before automatically renewing their annual memberships — and the outcome could have significant implications for the millions of people who hold Costco cards.
What the Lawsuit Alleges
The case was filed by California resident Russel George in the United States District Court for the Northern District of California. George alleges that Costco failed to provide the legally required notice before renewing his Gold Star membership, which was automatically renewed in January 2026 for $65.
Under California’s Automatic Renewal Law, companies that offer recurring subscription or membership services are required to send renewal notices within a window of 15 to 45 days before the renewal date. The lawsuit claims that Costco sent a renewal email approximately 60 days before charging his account — outside that required window, and therefore in violation of state law.
The complaint also argues that Costco’s renewal notices fail to include other information mandated by California statute, including the length and terms of the renewal period, the exact amount to be charged, and the available methods for cancelling the automatic renewal. These are not trivial omissions from a legal standpoint — California’s consumer protection laws are among the strictest in the United States, and companies that fall foul of them face significant liability.
The Legal Framework
California’s Automatic Renewal Law sits within a broader ecosystem of consumer protection legislation in the state. The lawsuit raises claims not just under that specific statute, but also under California’s False Advertising Law, the Consumers Legal Remedies Act, and the state’s Unfair Competition Law. Together, these laws give California consumers powerful tools to challenge business practices they consider misleading or unlawful — and class-action attorneys have become adept at using them.
The class-action structure of the case means that if it proceeds, it would not just apply to George’s individual situation but potentially to all California Costco members who were subject to similarly non-compliant renewal notices. Given Costco’s enormous membership base in California — one of the most populous states in the US — the potential class could be very large indeed.
Costco’s Membership Model
Costco’s business model is distinctive: the company makes a significant portion of its profit not from product markups but from membership fees. The Gold Star membership currently costs $65 per year, while the higher-tier Executive membership costs $130. Tens of millions of households in the United States and Canada hold Costco memberships, and the automatic renewal model is central to maintaining that revenue stream.
Costco has a strong reputation for customer satisfaction and value, regularly topping consumer trust surveys. The lawsuit does not allege that the company is deliberately deceptive — rather, it claims that specific technical aspects of their renewal notification process fall short of California’s specific legal requirements. That is a meaningful distinction, but it does not necessarily make the legal exposure any less significant.
What Happens Next
The case is scheduled for a preliminary hearing in June 2026. At that stage, the court will consider procedural matters including whether the case should proceed as a class action — the key legal threshold that determines whether the lawsuit remains a single individual’s complaint or becomes something with far broader reach.
Costco has not yet issued a formal public response to the lawsuit. The company is expected to contest the claims vigorously, as it has done in previous legal challenges to its business practices. Costco has considerable legal resources and a track record of defending its operational processes in court.
What Costco Members Should Know
For current Costco members, the lawsuit serves as a useful prompt to review your own membership settings and renewal preferences. If you hold a Costco membership and live in California, it is worth checking when your renewal is due, what notice you received beforehand, and whether you are happy with the automatic renewal arrangement.
Members who wish to cancel their auto-renewal can do so through the Costco website or by contacting the membership desk at any warehouse. The company has generally been generous about refunding memberships to dissatisfied customers — a policy that has historically been part of its customer service reputation and one that may become particularly relevant as the lawsuit progresses.
The broader lesson here applies beyond Costco: automatic renewal practices across the subscription economy are facing increasing regulatory and legal scrutiny, both in California and at the federal level. Consumers are becoming more aware of their rights, and companies that rely heavily on auto-renewal revenue would do well to ensure their notification practices are watertight.