American Express Paid $350 Million OCC Penalty

The bank failed to maintain required anti-money laundering protocols under the US Bank Secrecy Act.

Updated on Oct. 9, 2026 in Financial Crime

American Express Paid $350 Million OCC Penalty

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The Office of the Comptroller of the Currency issued a $350 million civil penalty to American Express National Bank. Regulators identified significant deficiencies in the bank anti-money laundering program.

Why it matters

The penalty serves as a corrective measure following the bank failure to uphold mandatory safeguards required by the US Bank Secrecy Act. These protocols are essential for monitoring and flagging potentially illicit financial transactions.

The Office of the Comptroller of the Currency issued a $350 million civil penalty against American Express National Bank. This action concludes the regulator review of the bank compliance program.

The players

Office of the Comptroller of the Currency

This independent bureau within the US Department of the Treasury charters, regulates, and supervises all national banks.

American Express National Bank

This is a major global financial services corporation that provides credit card, charge card, and traveler check products.

The details

American Express National Bank did not maintain the necessary internal programs required by the US Bank Secrecy Act to effectively combat money laundering. The bank failed to implement the protocols required to properly detect and prevent illicit payments.

October 8, 2026: The OCC ordered the American Express fine.

Legal Context

This enforcement action aligns with the broader federal mandate requiring financial institutions to rigorously monitor transaction data. It follows a consistent regulatory trend where authorities issue heavy fines for failures in institutional anti-money laundering programs.

This regulatory penalty does not directly disrupt consumer services or daily account access for American Express customers. However, it signals a heightening of federal scrutiny on the internal security measures used by major national banks.

The takeaway

Large financial institutions are under constant pressure to automate and refine their suspicious activity detection systems to meet federal standards. Failure to keep these programs current exposes banks to significant civil penalties from federal regulators.