MSB Red Flags

MSB Suspicious Activity Indicators: The Complete List

45+ verified suspicious activity indicators specifically for money services businesses. Every indicator traces to FIN-2014-G001, the FFIEC Exam Manual, or a FinCEN advisory.

FinCEN-verified sources
SAR checkbox mapping
CFR citations included
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About These Red Flags

MSB Suspicious Activity Indicators: What Compliance Officers Need to Know

Money Services Businesses (MSBs) - including check cashers, money transmitters, currency exchangers, and prepaid card providers - are among the most heavily regulated non-bank financial institutions under the Bank Secrecy Act. FinCEN's FIN-2014-G001 advisory and the FFIEC BSA/AML Examination Manual dedicate extensive guidance to MSB-specific red flags.

MSBs face unique money laundering risks due to their high-volume cash transactions, cross-border wire transfers, and customer-facing operations that make them attractive targets for structuring, human trafficking networks, drug trafficking proceeds, and sanctions evasion schemes. The MSB suspicious activity indicators in this guide cover all major risk categories.

This page presents the most critical suspicious activity indicators for MSBs, including customer behavior patterns, transaction monitoring alerts, geographic risk factors, beneficial ownership concerns, and emerging threats like synthetic identity fraud and unemployment insurance benefit fraud.

Featured Red Flags

54+ Verified BSA Red Flags

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CriticalMSB|structuring

Customer attempts to split a large cash transaction into multiple smaller transactions below the $3,000 recordkeeping threshold to avoid creating a paper trail.

FIN-2014-G001 MSB Expectations|Structuring
CriticalMSB|structuring

Multiple customers visit the same location in rapid succession and each conducts a cash transaction just below the reporting threshold, suggesting a coordinated structuring scheme.

FIN-2014-G001 MSB Expectations|Structuring
CriticalMSB|wire activity

Wire transfers sent to or received from high-risk jurisdictions known for money laundering, with no apparent business or family connection to those countries.

FIN-2022-RUSSIABIS Export Evasion|Wire transfer
CriticalMSB|identity/KYC

Customer provides identification that appears altered, forged, or inconsistent with the person presenting it, including mismatched photos or expired credentials.

FIN-2024-A001 Deepfake Fraud|Identity verification concerns
CriticalMSB|beneficial ownership

Corporate customer sends wires on behalf of undisclosed principals, or the stated beneficial owner is a nominee shareholder with no independent wealth or employment.

FIN-2024-A002 Israeli Settler Violence|Beneficial ownership
CriticalMSB|transaction monitoring

Transaction patterns show sudden and significant changes in volume, frequency, or typology that are inconsistent with the customer’s established activity profile.

FFIEC Exam Manual MSB Section|Transaction exceeds CTR threshold
CriticalMSB|customer behavior

Politically Exposed Person (PEP) or a close associate conducts large cash transactions that appear disproportionate to their known sources of income or legitimate wealth.

Kleptocracy Advisory|PEP concern
CriticalMSB|human trafficking

Multiple individuals use the same phone number or address to receive wire transfers, with none able to explain the source or purpose of the funds independently.

FIN-2018-A001 Human Trafficking|Human trafficking
CriticalMSB|terrorist financing

Funds are sent to or received from individuals, entities, or charities linked to designated terrorist organizations or individuals on OFAC SDN lists.

Hizballah Financing Alert|Terrorist financing
CriticalMSB|sanctions evasion

Customer uses virtual currency exchanges or mixers to obfuscate the origin or destination of funds, particularly involving sanctioned jurisdictions or SDN-listed individuals.

FIN-2022-RUSSIABIS Export Evasion|Sanctions evasion
CriticalMSB|cyber/fraud

Customer reports that their online account was compromised and unauthorized wire transfers were initiated, with rapid fund movement to overseas accounts.

FIN-2021-A001 Ransomware|Cyber event
CriticalMSB|cyber/fraud

Customer receives funds and is instructed to convert them to virtual currency and send to a specific wallet address as part of a job offer, romance scheme, or investment opportunity.

FIN-2021-A001 Ransomware|Cyber event
FAQ

Common Questions About MSB Suspicious Activity Indicators

What are the top suspicious activity indicators for MSBs?

The top MSB suspicious activity indicators include: customers splitting transactions below the $3,000 threshold to avoid recordkeeping; rapid inflow/outflow of funds with no holding period; wires to or from high-risk jurisdictions; customers who ask about reporting thresholds; PEPs conducting transactions disproportionate to known income; multiple customers using the same phone number or address; and synthetic identity documents that fail verification checks.

Do MSBs have to file SARs for suspicious activity?

Yes. Under 31 CFR § 1022.320, all MSBs must file SARs when they detect suspicious transactions aggregating to $2,000 or more. This includes structuring, money laundering, terrorist financing, human trafficking, elder financial exploitation, and cyber events. MSBs must also file Currency Transaction Reports (CTRs) for cash transactions exceeding $10,000.

What is FIN-2014-G001 and why does it matter for MSBs?

FIN-2014-G001 is FinCEN's guidance titled "Information on Identifying and Reporting Money Laundering Schemes Involving the Use of Money Services Businesses." It provides specific examples of how criminals use MSBs for money laundering, including structuring through multiple locations, use of money mules, and exploitation of agent networks. Every MSB compliance officer should be familiar with this advisory.

How do MSBs detect human trafficking through transactions?

MSBs should look for multiple individuals using the same phone number or address to receive wire transfers, with none able to explain the source of funds independently. Other indicators include incoming wires or prepaid loads from escort services, massage parlors, or short-term rental operations; and young individuals controlled by an older patron who handles all their cash and transactions.

What are the latest synthetic identity red flags for MSBs?

FinCEN's 2024 Deepfake Fraud Advisory (FIN-2024-A001) warns MSBs about AI-generated identification documents that show unnatural facial symmetry, inconsistent lighting, or mismatched security features. MSBs should also watch for biometric verification that fails liveness detection, and voice or video calls for high-value transactions that appear artificially generated.

AML Red Flag Library

Browse All 45+ MSB Suspicious Activity Indicators

Access the complete AML Red Flag Library with 427+ verified BSA red flags. Filter by MSB-specific categories, risk levels, and FinCEN source documents.

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