JPMorgan warns credit card rate cap at 10% could slash lending to 40 million borrowers

JPMorgan Chase warned in January 2026 that a proposed 10% cap on credit card interest rates could eliminate lending access for up to 40 million American borrowers, a figure the bank’s executives cited during earnings-cycle communications. The warning landed as Senate bill S.381, the 10 Percent Credit Card Interest Rate Cap Act, continues to draw attention from both Wall Street and Capitol Hill. With average credit card rates running roughly double the proposed ceiling, the gap between current pricing and the cap’s target sets up a direct collision between consumer relief and credit availability.

What the Bill Would Do

S.381 was introduced in the Senate on February 4, 2025. The legislation would temporarily cap credit card interest rates at 10%, covering open-end consumer credit plans. The cap applies broadly to charges that function as interest, though the bill includes certain exceptions and carve-outs for specific types of fees and products. Enforcement would fall to the Federal Trade Commission, which could take action against creditors that knowingly violate the rate ceiling. The statutory language outlines which creditors are covered, how the cap would be phased in, and when it would sunset, but as of early 2026 the FTC has not issued detailed implementation guidance. That leaves open questions about how quickly issuers would have to reprice existing accounts and what penalties they might face for noncompliance. The distance between the cap and current market pricing is stark. Prevailing credit card APR levels sit at approximately 20% to 30%, according to federal consumer data. That means the bill would require lenders to cut rates by half or more on most existing accounts, a compression that banks argue would make large portions of their card portfolios unprofitable overnight. Supporters of the cap argue that the current spread between banks’ funding costs and card APRs is excessive and that a 10% ceiling would force issuers to share more of the benefits of low default rates among prime borrowers. They also contend that a clear statutory limit is easier for consumers to understand than complex disclosures about variable rates and penalty pricing.

JPMorgan’s Pushback and the 40 Million Figure

JPMorgan executives, including CFO Jeremy Barnum and CEO Jamie Dimon, made their opposition clear during the bank’s January 2026 earnings-cycle communications. The bank argued that a 10% APR cap would force sweeping changes to its business model, including reduced credit availability, higher fees on remaining accounts, and diminished rewards programs, according to news coverage published January 13, 2026. The bank’s central claim is that lenders would have no choice but to tighten underwriting standards sharply, because the revenue from a 10% rate cannot cover the default risk of borrowers with lower credit scores. That math, JPMorgan argued, would push tens of millions of current cardholders out of the traditional credit market. The 40 million borrower figure originates from JPMorgan’s internal analysis of how card portfolios would need to be restructured under the cap, though the bank has not publicly released detailed methodology. Separately, financial reporting indicated that JPMorgan said “everything” was on the table in its effort to fight the proposed cap. That language signals the bank is prepared to lobby aggressively, pursue legal challenges, or restructure product lines rather than absorb the margin hit. Other large card issuers have not been as vocal in public, but industry trade groups have echoed concerns about reduced access to credit. The scale of the market at stake is significant. The Federal Reserve’s G.19 series, which tracks revolving consumer credit, shows that outstanding balances have risen steadily in recent years. Any policy that restricts new lending or forces account closures would ripple through that balance sheet, potentially affecting household spending, small business cash flow that relies on personal cards, and banks’ overall risk exposure.

How Lenders Might Adapt

One assumption in much of the public debate deserves scrutiny: the idea that banks would simply stop lending to riskier borrowers and nothing else would change. In practice, financial institutions facing margin compression tend to shift costs rather than absorb them. Annual fees, balance transfer charges, reduced grace periods, and tighter credit limits are all tools banks have used historically when rate ceilings constrain interest income. If a 10% cap takes effect, issuers could respond by introducing or increasing annual fees on cards that are currently free, trimming generous rewards programs, or narrowing promotional 0% balance-transfer offers. They might also reduce credit limits for existing customers so that any given borrower represents a smaller potential loss if they default, and shorten the time before interest begins accruing on new purchases. The result for consumers could be lower rates on paper but higher all-in costs through fees. A borrower who currently pays a 22% APR but no annual fee could, under a capped regime, face a 10% APR plus a sizeable yearly charge and fewer grace days. That trade-off might benefit some cardholders but leave others, especially those who pay in full each month, worse off than before.

Where Displaced Borrowers Might Turn

There is also the question of where displaced borrowers would turn. If major banks pull back from subprime and near-prime lending, demand for credit does not disappear. It migrates to less regulated corners of the market, including payday lenders, buy-now-pay-later platforms, and fintech products that may carry effective rates far above 10% once fees and short repayment terms are factored in. A rate cap designed to protect vulnerable borrowers could, paradoxically, push them toward more expensive and less transparent alternatives. Consumer advocates counter that this risk can be managed through parallel reforms, such as tighter oversight of small-dollar lending and clearer disclosures for installment products, but those measures are not part of S.381 as currently drafted.

The Legal and Political Backdrop

Sen. Elizabeth Warren has taken the opposite view from JPMorgan, framing the debate as a test of whether banks are serious about affordability. In a letter sent to Jamie Dimon, Warren asked the CEO to publicly support legislation that would allow states to impose their own interest rate caps, a reference to the legal framework shaped by the Supreme Court’s 1978 Marquette decision. That ruling effectively allowed nationally chartered banks to export the interest rate laws of their home state to borrowers nationwide, preempting stricter state-level usury limits. Warren’s committee statement characterized the letter as calling Dimon’s bluff after he discussed 10% caps publicly in the context of the World Economic Forum at Davos. The legal pathway matters because federal preemption is the reason national banks can currently charge rates that exceed many state usury ceilings. If Congress were to roll back that preemption or impose a federal cap, the entire pricing architecture of the credit card industry would need to be rebuilt. Lawmakers pushing S.381 are effectively proposing to reverse decades of deregulation in consumer lending with a single rate ceiling, while opponents warn of unintended fallout. Republican lawmakers have largely signaled skepticism of broad federal rate caps, emphasizing market-based competition and targeted relief over sweeping price controls. Members including Sen. Tim Scott have previously focused on expanding access to credit and financial inclusion through regulatory changes and innovation, an agenda that often conflicts with hard limits on interest rates. That partisan divide makes the bill’s path through a closely divided Senate uncertain, even as public frustration over high borrowing costs grows.

What It Means for Cardholders

For the roughly 190 million Americans who hold at least one credit card, the practical stakes break along credit-score lines. Borrowers with strong credit profiles who rarely carry balances could see modest benefits if caps nudge issuers to reduce penalty rates and late fees, but they might also lose some rewards value or face new annual charges. For revolvers with midrange scores, a 10% ceiling could significantly reduce interest costs, if they retain access to traditional cards at all. The greatest uncertainty hangs over subprime borrowers. If JPMorgan’s projections are directionally correct and tens of millions of accounts become uneconomical under a 10% cap, many of those customers could see limits cut, accounts closed, or new applications denied. Whether that outcome represents protection from high-cost debt or harmful exclusion from mainstream credit will be at the heart of the policy fight as S.381 moves through Congress. In the months ahead, the debate over the 10% cap is likely to sharpen around trade-offs rather than absolutes. Lawmakers will have to weigh immediate relief for borrowers facing double-digit APRs against the risk of shrinking the credit box, while banks will need to decide how far they are willing to go, politically and legally, to preserve existing pricing models. For consumers, the most important step may be to understand not just the headline rate on their cards, but the full menu of fees, terms, and alternatives that could shift if Congress decides to redraw the rules of the game.