The U.S. Department of Justice (DOJ) is reviewing whether Binance breached the terms of its $4.3 billion settlement with American authorities from 2023, part of a federal probe into potential sanctions violations linked to Iran. Bloomberg reported the development on October 9, adding a new layer of scrutiny for the world's largest cryptocurrency exchange.

The review raises questions about Binance's adherence to the agreement, which obligated the company to reinforce its internal controls and cooperate with U.S. authorities. However, officials have not concluded that Binance violated the settlement, and the investigation could end without additional charges.

DOJ Examines Binance's Compliance Commitments

Tysen Duva, who leads the DOJ's criminal division, confirmed that officials are assessing Binance's compliance with its 2023 agreement. He declined to discuss specific evidence or the investigation's progress.

Under the settlement, Binance pleaded guilty to federal offenses tied to banking regulations, money transmission, and sanctions compliance. The company agreed to pay approximately $4.3 billion in penalties and implement enhanced compliance measures. Announced in November 2023, the resolution ranked among the largest corporate penalties in U.S. history and also resolved parallel claims by the U.S. Treasury Department and the Commodity Futures Trading Commission. As part of the same case, founder Changpeng Zhao pleaded guilty to failing to maintain an effective anti-money-laundering program and stepped down as chief executive.

The agreement further obligates Binance to retain an independent compliance monitor for three years and to report evidence or allegations of misconduct — covering money laundering, banking transactions, and sanctions violations — to the U.S. government. The terms stem from the DOJ's criminal case against Binance Holdings Limited.

Should authorities establish a material breach, Binance could face renewed prosecution for conduct addressed by the original settlement. Additional financial penalties could also follow, potentially exposing the company to billions of dollars in further costs.

Iran-Linked Transactions Draw Fresh Scrutiny

The settlement review coincides with a federal investigation into whether Binance facilitated transactions that violated U.S. sanctions against Iran. The Manhattan U.S. attorney's office is leading the probe, with support from the DOJ's criminal division in Washington.

In September, prosecutors moved to forfeit $61 million that they alleged originated from Iranian black-market oil sales and was laundered through cryptocurrency transactions involving Binance. That action did not establish that Binance itself committed wrongdoing in connection with the funds.

Binance has maintained that it takes sanctions compliance seriously and continues to cooperate with law enforcement. The company has also said it is strengthening its controls and addressing illicit activity on its platform.

Compliance Risks Carry Potential Financial Consequences

The investigation underscores the continuing regulatory risks confronting major cryptocurrency exchanges, particularly those operating across international markets. Even after a substantial settlement, companies must demonstrate that their compliance systems meet the obligations imposed by regulators.

For Binance, the outcome could shape its legal exposure as well as its reputation with institutional clients and regulators. The DOJ, however, has not announced new charges against the exchange in connection with the latest investigation.