The European Banking Authority said Wednesday it has classified Circle's USDC as a "significant" e-money token under MiCA, the first of 45 e-money tokens notified in the bloc to meet that threshold, according to The Block.
What changes on Nov. 12
The designation comes with teeth. From Nov. 12, the EBA takes direct responsibility for supervising USDC's own funds, reserve assets, liquidity requirements, and recovery and redemption plans. France's ACPR currently oversees those areas, and it will keep governance, qualifying holdings, fit and proper assessment, and conflicts of interest after the handover.
The EBA also signed a memorandum of understanding with the New York State Department of Financial Services, which regulates Circle's New York operations. The MoU covers cross-border oversight and information exchanges between the two authorities.
That last part matters more than it might look. USDC is a global token issued by a US company and supervised in France. Split oversight across two continents only works if the supervisors actually talk to each other, and now there is a formal channel for that.
The numbers behind the label
USDC is the world's second-largest stablecoin, with a supply of nearly $73 billion, per The Block's data dashboard. Tether's USDT leads the market at $184 billion, against $294 billion in total dollar-pegged stablecoin supply.
Circle has been spending to close that gap. In September, Binance bought $100 million of Circle shares and agreed to a five-year arrangement to promote USDC on its platform. In August, Circle signed a sponsorship deal with Chelsea FC that puts USDC on the club's shirts for the 2026/27 season.
My read
Circle's whole pitch is that it is the regulated stablecoin, and this week that pitch got its strongest outside validation yet. Being first through MiCA's significance door is the kind of thing Circle's sales team will work into every institutional meeting for the next year.
But notice what the designation actually is. It is not an award. It is the EU saying USDC has grown big enough to need a heavier grade of supervision, so the EBA is taking over the parts that could blow up: reserves, liquidity, redemption. Circle gets a marketing win. It also gets a new supervisor staring directly at the money.
The other thing worth sitting with is what got designated. Forty-five e-money tokens have been notified under MiCA, and the first one to trip the significance threshold is backed by US dollars and issued by an American company. Not a euro token. Brussels has spent years talking about euro-denominated stablecoins as a strategic priority, and this week's announcement is a quiet measure of how far behind that effort still is.
Whether EBA oversight changes anything for holders is an open question. Supervision on paper is one thing. Catching problems before they become crises is another, and nobody knows how that plays out until it does.