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Payments & Banking Technical Explainer

What is structuring or smurfing?

Structuring, sometimes called smurfing, is deliberate division of value or activity into smaller transactions to reduce scrutiny, avoid controls or distribute movement. Repeated small amounts alone do not prove that purpose.

The pattern can span people and products

Cash deposits, transfers, card payments, vouchers, wallets or digital-asset purchases may be divided across accounts, branches, machines, services or participants. Legitimate instalments, takings, savings and shared costs can create superficially similar repetition.

Look for evidence of coordinated avoidance

Record every amount, time, location, source, destination, reference and provider, then identify common destinations, endpoints, contacts and timing. Instructions to remain below an amount, deliberate rotation, repetition and lack of a credible business explanation may support the inference.

Avoid treating threshold proximity or round figures as conclusive, particularly where legitimate and disputed funds are mixed. Describe the pattern first and the evidence of avoidance separately.

The point to remember

Characterise repeated smaller transactions as structuring only where coordination and an intention to avoid scrutiny are evidenced.

Reference: PAY-141Payments & Banking