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FDIC Signals Tight Path for Bank Stablecoins: 100% Reserves and No Pass‑Through Deposit Insurance
The FDIC’s proposed rule to implement the GENIUS Act frames bank-issued payment stablecoins as highly constrained utilities rather than deposit substitutes — 100% high-quality reserve backing, daily reconciliations, and explicit exclusion from pass‑through deposit insurance are core features. The agency opened the floor for public comment while pointing to a definitive, supervised rollout timeline.
What the FDIC formally proposed and the timeline
On publication in the Federal Register the FDIC laid out operational standards that require payment‑stablecoin subsidiaries of FDIC‑supervised banks to hold 100% reserves in high‑quality liquid assets (U.S. dollars or Treasuries), perform daily reconciliations, and produce monthly reserve attestations that include CEO and CFO certifications. The proposal aligns with the GENIUS Act’s statutory framework and explicitly forbids marketing stablecoins as insured or interest‑bearing instruments.
The rulemaking opens a 60‑day public comment period and invites feedback on 144 specific questions; the FDIC says it expects to issue a final rule by mid‑2026. Separately, applications from banks’ subsidiaries would be judged on five statutory factors with a 120‑day FDIC decision clock once an application is filed.
How bank subsidiaries must operate under the proposal
Issuers must be fully owned bank subsidiaries and demonstrate operational separation from the parent bank’s deposit franchise — the aim is to isolate token‑related liabilities from insured core deposits. Required controls include robust liquidity and cybersecurity programs, compliance with the Bank Secrecy Act, and redemption policies that preserve one‑for‑one convertibility into the backing asset.
Practical constraints flow from these rules: issuers cannot pay yield on payment stablecoins, cannot claim pass‑through FDIC insurance for holders, and must support transparency through monthly attestations and ongoing supervisory reporting. Those conditions narrow potential revenue models and force firms to rely on permitted activities the FDIC will define during rule finalization.
How payment stablecoins differ from tokenized deposits
The FDIC draws a sharp legal line: tokenized deposits are covered by the Federal Deposit Insurance Act and may retain deposit characteristics, while payment stablecoins issued by bank subsidiaries are not insured and may not be marketed as insured or interest‑bearing. That distinction affects product design, consumer disclosures, and how issuers balance liquidity with profitability.
| Feature | Payment stablecoins (bank subsidiary) | Tokenized deposits |
|---|---|---|
| Reserve backing | 100% in HQLA (USD/Treasuries), daily reconciliations | Backed by bank balance sheet; not required to be 100% HQLA |
| Deposit insurance | No pass‑through FDIC insurance for holders | Retains FDIC insurance as insured deposits |
| Ability to earn yield | Prohibited from marketing yield | Can pay interest, subject to bank rules |
| Regulatory fit | Subject to FDIC subsidiary criteria and supervisory exams | Treated as bank deposits under FDIC and banking laws |
Practical decision lens for banks and market participants
For a bank weighing entry, the FDIC proposal sets clear constraints that shape commercial viability: revenue must come from permitted, non‑interest activities or services, and issuers must absorb the compliance costs of daily reconciliations, monthly CEO/CFO attestations, and ongoing examinations. Those constraints create a practical threshold — only institutions with scale in custody, treasury operations, and compliance are likely to meet the five statutory review factors the FDIC will apply.
Regulatory alignment matters: the FDIC notes its rule is consistent with the OCC’s parallel work for non‑bank issuers, but it also solicits detailed comment on areas such as permissible activities and capital treatment, signaling the final rule could meaningfully adjust operational boundaries. The market’s next checkpoint is the close of the 60‑day comment window and how the FDIC answers the 144 questions; those responses will determine whether the agency tightens or relaxes constraints before the mid‑2026 finalization.
Q&A
When does the public get to weigh in? The FDIC’s 60‑day comment period begins at Federal Register publication; stakeholders should target that window to influence answers to 144 specific questions the agency posed.
Are holders of bank stablecoins FDIC‑insured? No — the FDIC’s proposal makes explicit that payment stablecoin holders do not receive pass‑through FDIC insurance; that remains a legal and supervisory boundary under the GENIUS Act.
What should issuers watch for next? Track how the FDIC and OCC reconcile permissible activities, capital and liquidity treatment in final rules and whether the FDIC narrows or broadens the no‑yield and disclosure restrictions when it publishes the final rule by mid‑2026.
