Arnab Pandey

On March 2, 2026, the Office of the Comptroller of the Currency (OCC) released its Notice of Proposed Rulemaking to implement the GENIUS Act’s framework for payment stablecoins. I previously shared a brief summary outlining the core objectives of the proposal. In this piece, I take a more comprehensive look at the rule—examining its structural design, its interaction with traditional banking and financial market infrastructure, the questions it seeks to resolve, and the issues it leaves open.

The proposal establishes the first detailed federal regulatory regime for “payment stablecoins.” Although much of the broader conversation has centered on digital asset policy, the NPR is better understood as a prudential framework governing liquidity management, redemption mechanics, reserve integrity, and supervisory oversight for a new category of short-term payment liabilities.

What follows is a detailed analysis of the proposal’s mechanics, its policy intent, and the broader implications for banks, nonbanks, and the functioning of market plumbing.

1. Executive Summary — Key Structural Elements

• Stablecoins are treated as narrow, redeemable payment liabilities backed by high-quality liquid assets measured at fair value.
• A 1:1 reserve requirement is combined with operational monetization expectations and formal diversification thresholds.
• Redemption must occur within two business days under normal conditions, but automatically extends to seven calendar days if redemptions exceed 10% of outstanding issuance in 24 hours.
• Size-based thresholds at $10B, $25B, and $50B introduce graduated supervisory expectations.
• Large issuers must hold a portion of reserves as insured deposits, effectively embedding them within the insured banking ecosystem.
• The regime resembles prudential bank supervision in reporting intensity, including monthly CPA-reviewed reserve disclosures and CEO/CFO certification.

2. Scope and Regulatory Pathways

The GENIUS Act defines a “payment stablecoin” as a digital asset designed for payment or settlement, redeemable for a fixed monetary value, and not paying interest or yield.

The OCC proposal operationalizes this definition through four regulatory pathways:

1. National banks, federal savings associations, federal branches, and approved subsidiaries may issue stablecoins under OCC supervision.
2. Nonbank companies may apply to become federally supervised “Federal qualified payment stablecoin issuers,” in which case they would be exclusively regulated by the OCC and preempt state licensing requirements.
3. State-qualified issuers may continue under state oversight unless they exceed $10 billion in outstanding issuance value, at which point they must either transition into the federal framework within a specified period or cease issuing additional stablecoins (subject to a waiver process).
4. Foreign issuers must register with the OCC and demonstrate that their home regulatory regime is substantially similar; they must also maintain sufficient U.S.-accessible reserves to meet U.S. redemption demands.

The $10 billion threshold is therefore not merely symbolic; it functions as a jurisdictional trigger designed to prevent large-scale issuance from remaining outside the federal prudential perimeter.

3. Reserve Requirements: Composition, Valuation, and Segregation

At the center of the proposal is a strict 1:1 reserve requirement. The fair market value of reserve assets must equal or exceed the value of outstanding stablecoins at all times. Importantly, the rule requires fair value measurement rather than amortized cost accounting, ensuring that market volatility is reflected in reserve calculations.

Eligible reserve assets are narrowly defined and include:

• U.S. cash
• Balances held at a Federal Reserve Bank
• Demand deposits at insured depository institutions
• U.S. Treasuries with maturities of 93 days or less
• Certain repurchase and reverse repurchase agreements
• Money market funds invested solely in qualifying assets
• Other liquid federal government-issued assets approved by the regulator
• Tokenized versions of eligible assets

Reserve assets must be segregated from the issuer’s own assets, clearly identifiable, and not commingled. Issuers must also demonstrate the operational capability to access and monetize reserves quickly, potentially requiring periodic monetization testing depending on supervisory expectations.

The proposal explicitly prohibits pledging, rehypothecating, or reusing reserve assets to meet margin obligations or support other activities. This ensures that reserves function solely as backing for redemption.

4. Diversification, Liquidity, and Maturity Constraints

The OCC proposes two approaches to reserve diversification: a principles-based framework with a quantitative safe harbor, or mandatory quantitative requirements.

Under the quantitative framework, issuers must on each business day:

• Maintain at least 10% of reserves in daily liquidity (demand deposits or Federal Reserve balances).
• Maintain at least 30% of reserves in assets convertible to cash within five business days.
• Limit exposure to any one financial institution to 40% of reserves.
• Limit concentration of daily liquidity at a single institution to 50% of the required daily liquidity.
• Maintain a weighted average maturity of no more than 20 days.

These constraints closely resemble liquidity rules imposed on money market funds after the 2008 financial crisis. They are calibrated to reduce fire-sale risk during periods of stress. The OCC explicitly invites comment on whether these requirements should scale based on issuer size, suggesting that larger and more complex issuers may warrant stricter diversification standards.

5. Redemption Framework and Stress Mechanics

Under normal conditions, a stablecoin issuer must redeem within two business days. However, the rule embeds a structured stress response mechanism: if redemption requests exceed 10% of outstanding issuance within a 24-hour period, the redemption window automatically extends to seven calendar days.

This extension applies to all pending and subsequent redemption requests once triggered. The issuer may redeem sooner only if the OCC determines that early redemption can be conducted in an orderly and fair manner. The issuer must notify the OCC within 24 hours of crossing the 10% threshold.

This provision reflects an explicit supervisory judgment that orderly liquidation of high-quality liquid assets may require additional time during stress. It formalizes a redemption throttle, rather than relying solely on discretionary supervisory intervention.

6. Size-Based Supervisory Distinctions

The proposal introduces graduated requirements based on issuance size:

• $10 Billion — State issuers exceeding this level must transition to federal supervision or stop issuing additional stablecoins unless granted a waiver.
• $25 Billion — Issuers with $25 billion or more in outstanding issuance must maintain at least 0.5% of reserve assets (up to a cap of $500 million) in insured deposits or insured shares at insured depository institutions. While quantitatively modest, this requirement is structurally significant. It embeds large issuers within the insured banking system and encourages diffusion of reserve deposits across banks. The OCC expressly requests comment on how much insured stablecoin deposit exposure the banking system can absorb and whether diffusion could introduce volatility in bank funding.
• $50 Billion — Issuers exceeding $50 billion in outstanding issuance and not subject to SEC reporting must prepare GAAP-compliant annual financial statements audited by a PCAOB-registered accounting firm and publish them publicly.

These thresholds signal an expectation that systemically significant issuers warrant enhanced transparency and integration with the traditional financial system.

7. Capital and Operational Backstop

In addition to maintaining fully backed reserves, issuers must hold an operational backstop equal to 12 months of total expenses. These assets must be maintained separately from reserves and held in highly liquid instruments.

Failure to maintain required reserve or capital levels triggers automatic corrective measures, including immediate prohibition on new issuance. Persistent noncompliance may require liquidation and redemption of all outstanding stablecoins. This structure resembles prompt corrective action mechanisms found in banking regulation.

8. Prohibition on Interest and Yield

The GENIUS Act prohibits payment of interest to stablecoin holders. The OCC adopts a broad interpretation, creating a presumption that any form of yield or “other consideration,” including third-party reward arrangements, violates the statute unless convincingly rebutted.

The proposal intentionally avoids relying on existing banking definitions of “interest” and instead focuses on substance over form. This approach is designed to prevent stablecoins from functioning as yield-bearing deposit substitutes and to address competitive neutrality concerns raised by traditional banks.

9. Reporting, Transparency, and Examination

The supervisory intensity under the proposal is substantial. Issuers must:

• Publish monthly reserve composition reports in a standardized format.
• Obtain examination of those reports by a registered public accounting firm.
• Provide CEO and CFO certifications of reserve accuracy.
• Submit weekly confidential reports to the OCC detailing issuance, redemption, trading volume, and reserve data.
• Submit quarterly financial condition reports.
• Undergo full-scope OCC examinations, generally at least annually.

For nonbank issuers, this effectively creates a bank-like supervisory regime without conferring deposit insurance or access to the Federal Reserve’s liquidity facilities.

10. Broader Strategic Implications

The proposal reflects an attempt to balance innovation with systemic stability. Stablecoins are permitted, but their structure is tightly circumscribed. They are required to maintain high-quality liquid reserves, adhere to diversification and maturity limits, operate within formal redemption parameters, and submit to regular supervisory oversight.

At the same time, the rule raises important questions for the broader financial system:

• How should banks treat stablecoin reserve deposits for liquidity coverage and capital purposes?
• Could diffusion of deposits across institutions increase funding volatility?
• Should newly chartered trust banks without discount window access face differentiated liquidity expectations?
• How will redemption throttling affect market confidence during stress events?

11. Conclusion

The OCC’s proposal represents a pivotal moment in U.S. stablecoin regulation. Rather than prohibiting or loosely supervising stablecoins, it constructs a detailed prudential framework aimed at preserving par redemption, mitigating run risk, and preventing regulatory arbitrage.

Whether the final rule promotes durable integration of stablecoins into the financial system or introduces structural frictions between issuers and banks will depend on how these thresholds and liquidity standards are calibrated. What is clear is that large-scale payment stablecoin issuance, if permitted, will operate under a supervisory model that increasingly resembles traditional prudential oversight.

Disclaimer

This paper/article reflects the personal views and analysis of the author as of the date indicated. The opinions expressed herein are solely those of the author and do not necessarily represent the views, positions, or policies of the author’s employer, any affiliated organizations, clients, or any other institution.The content is based on publicly available information believed to be reliable at the time of writing. It is provided for discussion and informational purposes only and should not be construed as investment advice, legal advice, regulatory guidance, or a recommendation to engage in any specific transaction or strategy.Any forward-looking statements or interpretations reflect judgment as of the publication date and are subject to change without notice. The author undertakes no obligation to update or revise the analysis in response to new information, future events, or market developments.Readers should independently evaluate any information contained in this document and consult appropriate professional advisors before making financial, legal, or strategic decisions.