New York Proposes Stricter Stablecoin Issuer Rules Aligned With Federal GENIUS Act

On June 10, according to The Block, the New York Department of Financial Services, or NYDFS, formally proposed a draft stablecoin regulatory rule titled “Authorized Payment Stablecoin Issuers.” The proposal builds on the core requirements of NYDFS’s 2022 stablecoin guidance while further detailing rules around reserves, custody, redemption, and issuer capital arrangements.

The proposed rules continue to require stablecoins to be backed 1:1 by U.S. dollar reserves, maintain redeemability, and undergo independent audits. They also introduce several new restrictions, including requirements for reserve assets to be held across multiple custodians, concentration limits on any single custodian, a ban on rehypothecation of reserve assets, and a ban on paying interest to stablecoin holders.

Under the draft, stablecoin issuers with more than $25 billion in outstanding issuance would also need to hold additional funds equal to at least 0.5% of their reserve size at insured depository institutions, capped at $500 million. NYDFS also proposed that stablecoin redemptions must be completed within two business days.

These provisions directly target large issuers’ liquidity management, custody structure, and balance sheet arrangements. They also raise the operating threshold for compliant stablecoin businesses in New York.

The proposed framework is also explicitly designed to align with the “substantially similar” certification standard under the federal GENIUS Act. Based on current disclosures, one of NYDFS’s goals is to preserve New York’s supervisory authority over issuers with less than $10 billion in outstanding issuance as federal stablecoin legislation moves forward.

The draft has entered a 10-day pre-proposal comment window, which will be followed by a 60-day formal public comment period. The final rules are expected to take effect in coordination with the GENIUS Act, while existing licensed issuers would receive a one-year transition period for compliance.

From a market perspective, this is not an immediately effective enforcement order. Instead, it is New York’s attempt to lock in state-level regulatory boundaries and implementation details before federal stablecoin legislation is finalized.

Because New York has long been one of the most important compliance jurisdictions for U.S. dollar stablecoins, the draft’s impact on issuer licensing paths, reserve allocation, and product design may first appear in compliance costs and business structure adjustments, rather than short-term trading activity.

Why It Matters

The core significance of the proposal is not simply that regulation is becoming stricter. It is that New York is moving its state-level stablecoin framework closer to federal legislative standards.

For the stablecoin industry, the shift from principle-based requirements to more detailed rules on custody diversification, redemption timelines, and additional liquidity buffers means that compliance competition is moving beyond the basic question of whether reserves exist. The new questions are where reserves are held, how liquidity is managed, and which issuers can absorb higher capital costs.

Another key issue is the division of authority between state and federal regulators. NYDFS is clearly seeking to continue supervising certain smaller and mid-sized issuers, which suggests that U.S. stablecoin regulation is unlikely to quickly become a single-license system.

Instead, the market may see a two-layer structure, with a federal framework setting the main direction while state regulators retain specific entry points. For issuers, custodians, and payment platforms, the choice of compliance path could directly affect product launch speed and market coverage.

WEEX View

The core market debate is not whether regulation is coming. The real question is who can absorb the new compliance costs and who will be forced out of the game.

The ban on interest payments and rehypothecation directly cuts off the most sensitive yield expectations on the reserve side of stablecoins. At the same time, custody diversification and concentration limits break apart processes that could previously be concentrated among a smaller number of banks and custodians.

For front-line CEX businesses, this could affect how stablecoins are selected for listing and support. Large market capitalization alone may not be enough. What matters more is which stablecoin has the shorter redemption path, the more stable fiat banking relationships, and reserve disclosures that market makers can trust.

Liquidity may not shrink immediately, but the usability spread between different stablecoins could widen.

The commercial conflict is also becoming more direct. Large issuers may be able to absorb the additional 0.5% buffer requirement and multi-custodian structure. Smaller issuers, however, may be marginalized by capital occupation, audit frequency, and higher banking partnership thresholds.

Old Money looking to use stablecoins for payments and short-term U.S. dollar settlement will likely prefer channels with stronger regulatory certainty. Native crypto institutions, meanwhile, care more about cross-platform transfer efficiency and arbitrage boundaries.

If state-level rules and the federal “substantially similar” certification standard diverge in practice, exchanges, market makers, custodians, and issuers may enter a new phase of segmentation around license status, reserve transparency, and cross-state operating limits.

The next things to watch are not broad regulatory slogans, but three concrete issues. First, whether the final GENIUS Act text fully aligns with the NYDFS proposal, especially how the $10 billion and $25 billion thresholds are implemented. Second, whether existing New York-licensed stablecoin issuers will need to adjust custody and reserve allocation. Third, whether major banks, custodians, and large trading platforms reorder their supported stablecoin lists based on the new framework.

If these details remain unclear, the market may appear to be seeing regulatory progress on the surface, while the underlying reality is liquidity migration and a narrower window for regulatory arbitrage.

Timeline

• 2026-01-27: Tether launched a new U.S.-focused dollar stablecoin, saying it was designed to comply with the GENIUS Act framework.
• 2026-02-26: The OCC disclosed the GENIUS Act regulatory framework, outlining how banks, non-bank firms, and foreign issuers could issue and operate stablecoins under U.S. oversight.
• 2026-05-03: BlackRock raised objections to proposed stablecoin reserve restrictions under the GENIUS Act framework, showing that details of the federal rules were still under debate.
• 2026-06-10: NYDFS proposed new stablecoin rules and explicitly aligned them with the federal GENIUS Act’s “substantially similar” certification standard.