SEC slashes capital haircut on payment stablecoins

TLDR

The SEC has eased capital rules so US broker-dealers can treat qualifying payment stablecoins more like cash on their balance sheets.

1. SEC staff now allows a 2% capital haircut on certain fiat-backed payment stablecoins, instead of the near?punitive 100% deduction many firms used before.
2. This makes it more capital efficient for brokers to hold stablecoins, potentially boosting their use for settlement, tokenized securities, and on-chain market infrastructure.
3. Only tightly defined, non-yield, fully reserved stablecoins qualify, and the guidance is informal, so firms still face legal, operational, and supervisory risks.

Deep Dive

1. What The SEC Actually Changed

SEC staff updated its Broker?Dealer Financial Responsibility FAQ under Rule 15c3?1 to clarify that broker?dealers may include certain payment stablecoins in net capital calculations with only a 2% haircut on proprietary positions.

Reports note that many firms had effectively applied a 100% haircut to these positions previously, meaning stablecoins contributed essentially zero to regulatory capital, whereas now a 100 million dollars position could count as 98 million dollars toward net capital, with 2 million dollars treated as market and liquidity risk.

The change is framed as staff guidance, not a formal rule, and it explicitly targets broker?dealer proprietary holdings, not customer funds or omnibus custody balances.

2. Why This Matters For Crypto And Stablecoins

By cutting the haircut from 100% to 2%, the SEC is signaling that some fiat?redeemable stablecoins can be treated more like cash?equivalents for regulatory capital, provided they meet strict criteria.

Coverage of the move highlights that eligible payment stablecoins must be dollar?pegged, fully reserved with high?quality liquid assets, non?yielding, and offer reliable 1:1 redemption with regular transparency or attestations.

This makes it much easier for regulated brokers to use stablecoins as working capital in settlement, collateral, and tokenized securities flows, and aligns with efforts to integrate stablecoins into mainstream market plumbing, as described in one community analysis of the 2% haircut change.

3. Limits, Risks And What To Watch

The carve?out is narrow. Algorithmic stablecoins and tokens that share yield or create an expectation of profit are explicitly outside the payment stablecoin profile and would not qualify for the 2% treatment.

Critics, including at least one SEC commissioner, argue that this approach may understate stablecoin risks in stress scenarios or when clients access tokens through intermediaries, and the guidance can be revised or tightened in future examinations.

Key things to watch next are: which specific stablecoins brokers actually treat as eligible, whether the SEC moves from informal guidance to formal rulemaking, and how this interacts with parallel legislation that looks set to ban passive yield on idle stablecoin balances while formalizing market structure.

Conclusion

The SECs new 2% capital haircut for qualifying payment stablecoins shifts them from being capital?toxic to capital?efficient inside US broker?dealers, but only for a tightly defined, fully reserved, non?yielding subset.

If brokers adopt the framework at scale and regulators do not backtrack, stablecoins could become a more standard settlement and collateral tool in regulated markets, quietly deepening the link between crypto rails and traditional finance while leaving higher?risk and yield?bearing tokens firmly outside the perimeter.