Sixty-one million of the one and a half billion

The amount in a forfeiture complaint is rarely the amount in the investigation, and the gap between the two is usually where the story is.

Federal prosecutors in Manhattan filed a civil forfeiture complaint on 14 September against $61m in cryptocurrency said to be proceeds of black-market Iranian oil sales, held in accounts at Binance. The Justice Department's own description of the surrounding conduct puts the network at more than $1.5bn.

Two Chinese companies are named. One, according to the complaint, presented itself as a digital asset custodian offering fiat-to-crypto conversion for Iran-linked transactions; the other presented itself as a commodities brokerage. Both ran trading accounts on the exchange, and both are alleged to have moved money onward to Iranian exchanges and to the Islamic Revolutionary Guard Corps.

The government's framing was explicit about the destination. Iran, prosecutors said, "used a network of cryptocurrency actors in China and elsewhere to launder more than $1.5 billion in illicit oil money intended to benefit the Iranian military and the terror-designated IRGC".

What is notable in the mechanics is how little of this is about cryptography. Nothing here turned on a mixer, a privacy chain or a technical evasion. It turned on two companies describing their business as one thing to an exchange's compliance function while doing another, which is the oldest arrangement in sanctions evasion and long predates the asset class.

That is the uncomfortable part for the industry's usual defence. Public ledgers do make funds traceable, and this case is evidence of it: prosecutors could follow the money because it moved onchain. The failure was upstream, at the point where a customer explained who it was and an intermediary decided whether to believe it.

Binance's position here is unresolved and worth stating carefully. The exchange hosted the accounts; it has not been charged in this action, and it had not responded publicly when the filing was reported. It has previously denied related allegations and sued over them.

Civil forfeiture also carries a lower bar than a prosecution, which is why it is the tool of choice in matters like this. The government sues the property rather than a person, the standard is a preponderance of the evidence, and a claimant who wants the money back has to appear in a US court to say so — which, for an entity routing Iranian oil proceeds, is not an attractive invitation.

Set against $1.5bn, $61m is what could be reached rather than what was found. As with the $52m restraint order on 12 September, the recoverable share is the share that had not yet left the regulated perimeter, and that is the only share any of these actions ever touches.