tokenized deposits drain US bank lending — A research paper published on August 25 found that tokenized deposits could reduce U.S. bank lending capacity by $580 billion if the technology reaches widespread adoption, a figure that represents roughly 5 percent of total U.S. bank lending. The analysis, which modeled three adoption scenarios, frames the speed at which deposits can move on a blockchain as a structural risk to the fractional reserve system that funds mortgages, small business loans, and commercial real estate. LayerZero and Keeta launched tokenized bank deposits across Ethereum, Solana, Base, and the Keeta network in July 2026, covering nine fiat currencies, which makes the theoretical risk increasingly operational. The Bank of England has endorsed tokenized deposits as belonging in UK payments infrastructure, and South Korea has begun trialing them for government spending, signals that adoption pressure is coming from regulators, not just startups.
How Tokenized Deposits Drain US Bank Lending Through Reserve Mechanics
Bank lending depends on a load bearing feature of deposits that most crypto coverage skips entirely: their stickiness. When a customer deposits $1,000, a bank typically keeps 3 percent to 10 percent in reserve and lends the remainder. That $900 or $970 goes to a mortgage borrower, a small business, or a developer. The borrower spends it, the recipient deposits it elsewhere, and the next bank lends most of it out again. This money multiplier converts roughly $22 trillion in U.S. bank deposits into $12 trillion in lending. The system works because deposits stay put long enough for banks to predict a statistical floor that will not move regardless of individual withdrawals.
Regulatory frameworks formalize that assumption. Under Basel III, retail deposits receive the highest stability weighting because individuals rarely move entire balances in a single day. Corporate deposits receive lower scores because businesses manage cash more actively. Interbank deposits receive the lowest scores because banks move money constantly. The Liquidity Coverage Ratio requires banks to hold enough high quality liquid assets to cover 30 days of net cash outflows under stress, with outflow assumptions ranging from 3 percent to 10 percent for retail deposits and 20 percent to 40 percent for corporate balances. These percentages determine how much of each deposit type a bank can lend out. Tokenized deposits threaten to reclassify every balance into the highest outflow category, because the technology makes any deposit as mobile as an interbank transfer.
The Three Adoption Scenarios Modeled in the Paper
The research paper modeled three scenarios for tokenized deposit adoption in the U.S. banking system. In the low adoption scenario, covering 5 percent to 10 percent of total deposits, the impact on lending capacity is modest at roughly $120 billion, a figure that would be absorbed through minor adjustments to reserve ratios and overnight funding markets and would be largely indistinguishable from normal quarter to quarter deposit fluctuations. In the moderate scenario, covering 15 percent to 25 percent of deposits, lending capacity falls by $580 billion. This is the headline number and it represents a meaningful contraction. To put it in context, $580 billion is roughly the total outstanding balance of U.S. auto loans, or about one third of all outstanding commercial and industrial loans.
In the high adoption scenario, covering 35 percent to 50 percent of deposits, the reduction reaches $1.2 trillion. At that level, banks would need to fundamentally restructure their funding models, shifting from deposit funded lending to wholesale funding markets, securitization, or Federal Home Loan Bank advances. Each of these alternatives is more expensive than deposits, which means borrowing costs rise for everyone. The paper estimates that average mortgage rates could increase by 15 to 30 basis points under the high adoption scenario, and small business loan rates could rise by 25 to 50 basis points. A contraction of that magnitude would tighten credit availability for borrowers at the margin, precisely the small businesses and first time homebuyers who are most rate sensitive.
Operational Rails Already Built Across Ethereum, Solana, and Base
The infrastructure to put bank deposits on chain is no longer theoretical. LayerZero and Keeta launched tokenized bank deposits across Ethereum, Solana, Base, and Keeta in July 2026, covering nine fiat currencies and making the theoretical risk operationally real for institutions evaluating deposit mobility. The launch partners include regulated banks in multiple jurisdictions, though specific institutions have not been disclosed in the announcement. The protocol allows a deposit at one institution to move on chain in minutes rather than days, a speed differential that is the entire point of the product and the entire source of the risk flagged in the research paper.
Regulatory signals are arriving in parallel. The Bank of England endorsed tokenized deposits as belonging in UK payments infrastructure in a policy statement earlier this year, and South Korea began trialing tokenized deposits for government spending in a pilot that covers procurement payments to contractors. These moves indicate that adoption pressure is coming from central banks and finance ministries, not from crypto native startups alone. For U.S. banks, the regulatory question is when rather than whether, and the answer depends on how the Office of the Comptroller of the Currency and the Federal Reserve interpret the deposit mobility risks modeled in the research paper.
What $580 Billion in Lost Lending Capacity Looks Like in Practice
The mechanics translate into concrete numbers for borrowers. In the moderate scenario, $580 billion in lost lending capacity equals roughly the total U.S. auto loan market, or about one third of all commercial and industrial loans outstanding at U.S. banks. Banks do not allocate lending by category, so the contraction would not hit any single segment cleanly. Instead, credit availability would tighten at the margin for the borrowers who are most rate sensitive: first time homebuyers, small businesses without existing credit relationships, and commercial real estate developers financing new construction.
The high adoption scenario is more disruptive, with a $1.2 trillion reduction in lending capacity forcing banks to shift toward wholesale funding markets, securitization, and Federal Home Loan Bank advances. Each alternative is more expensive than deposits, and the paper projects mortgage rate increases of 15 to 30 basis points and small business loan rate increases of 25 to 50 basis points under that scenario. The paper’s authors, affiliated with a Federal Reserve research group and a major U.S. bank, note that these projections assume gradual adoption and stable regulatory frameworks, both of which are unlikely. A scenario in which tokenized deposits drain US bank lending by even $580 billion would require coordinated action across Basel III implementation, deposit insurance reform, and lender of last resort facilities, none of which is currently on the policy calendar.
Source: Tokenized deposits could drain $580B from U.S. bank lending