The crypto industry’s stablecoin operations, such as the arrangement between issuer Circle and leading exchange Coinbase, could be under serious pressure in the U.S. Office of the Comptroller of the Currency’s newly proposed set of stablecoin rules.

Even as OCC chief Jonathan Gould testified in the U.S. Senate on issues that included crypto oversight on Thursday, people in the industry said they’ve been trying to understand his agency’s 376-page proposal to regulate domestic issuers under the Guiding and Establishing National Innovation for U.S. Stablecoins (GENIUS) Act that became law last year. The allowance of stablecoin yield and reward has not only been central to the GENIUS Act, but it’s also been a chief negotiation point in the…