Proposed 10% Credit Card Rate Cap Could Upend Borrowing for Millions

A proposed cap on credit card interest rates could reshape borrowing for millions of Americans. Lawmakers and the Trump administration have backed limiting rates to 10%, a move that would impact over 100 million cardholders. The change may also push some consumers toward riskier loans with even higher costs. Credit cards remain the most popular payment method in the U.S., with spending steadily rising. Yet a 10% interest rate ceiling would force banks to close or reduce credit lines for 74% to 85% of existing accounts. Subprime borrowers would lose access entirely, while 71% to 84% of prime borrowers would face restrictions.

A slightly higher 15% cap would still affect around 170 million Americans carrying balances. Their current average rates of 21–24% far exceed the proposed limit, potentially saving them $30–40 billion a year in interest. However, even a 20% cap would disrupt 70% to 75% of borrowers—roughly 129 to 140 million people. The tightest limits could also shrink rewards for super-prime borrowers. With less revenue from interest, banks might cut back on perks like cashback or travel points. Critics warn that stricter caps may drive desperate borrowers toward payday loans, where rates often exceed 300%.

The debate over interest rate caps highlights the trade-offs between consumer protection and access to credit. A 10% limit would drastically reduce borrowing options for most Americans, while even a 15% or 20% ceiling would reshape the market. The outcome could force millions to rethink how they pay for everyday expenses.