U.S. prohibition of third-party payment-stablecoin reward programs

Assume that by March 31, 2027, U.S. federal authorities materially prohibit or force the cessation of third-party reward programs tied to payment stablecoins for U.S. users, including Coinbase-, PayPal-, or Kraken-type arrangements, because the programs are treated as impermissible yield or otherwise inconsistent with the federal payment stablecoin framework. The initiating change may be a rule, binding guidance, enforcement order, denial, or public supervisory action with operational effect. The exact number of customers, reward balances, stablecoin volumes, and provider-specific exemptions remain unspecified unless included in the public action or reported by MarketBrief.