An SEC staff accounting bulletin that forced many banks to put custodied crypto on balance sheet, later rescinded by SAB 122.

The SEC staff bulletin that rescinded SAB 121 and pointed banks back to ordinary principal-versus-agent custody accounting.

Ideas like temporary relief for sufficiently decentralized networks while disclosure catches up.

Simple Agreement for Future Tokens. A financing document used in many private token deals.

Legal prohibitions on dealing with listed people, entities, or jurisdictions. On-chain, this often means frozen addresses.

A suspicious activity or suspicious transaction report filed with a financial-intelligence unit.

The U.S. Securities and Exchange Commission, which polices securities offerings, exchanges, and advisers.

The U.S. law that requires registration or an exemption before securities are offered to the public.

The U.S. law that governs exchanges, brokers, and ongoing disclosure for public securities.

A family of U.S. drafts that would license payment-stablecoin issuers as banks or specially supervised trusts.

Rules governing stablecoin issuance, reserves, redemption, and supervision, including EU MiCA provisions and the U.S. GENIUS Act enacted in 2025. Scope and implementation dates vary by jurisdiction.

Beyond FinCEN, U.S. firms often need state money-transmitter licenses or New York's BitLicense.