The court ruled OFAC overstepped its authority in sanctioning Tornado Cash, holding that its smart contracts are not “property” under the governing statutes.

By Eric Volkman, Jenny Cieplak, Stephen P. Wink, and Deric Behar

On November 26, 2024, a three-judge panel of the US Court of Appeals for the Fifth Circuit reversed a Texas District Court decision and overturned the US Department of the Treasury’s Office of Foreign Assets Control (OFAC) sanctions designations against certain smart contracts

The US Treasury opens a Pandora’s box of legal issues as it targets a decentralized finance protocol used for both licit and illicit means.

By Eric Volkman and Deric Behar

On August 8, 2022, the US Department of the Treasury’s Office of Foreign Assets Control (OFAC) announced sanctions against decentralized virtual currency “mixer” Tornado Cash (and 44 associated USDC and ETH addresses) — the first action of its kind against a decentralized finance (DeFi) protocol.

Mixers (or “blenders”) are centralized