Money laundering stages: where AML controls miss the trail

TL;DR: Money laundering depends on three distinct stages, placement, layering and integration, according to Unit21, and each stage produces different evidence that demands different AML detection logic. The article argues that most programmes are strongest at placement but weakest at layering, where the trail disappears across accounts and institutions.

Editorial analysis by NHI Mgmt Group, based on content published by Unit21: “The 3 Stages of Money Laundering: Placement, Layering, & Integration”.

Key questions

Q: What breaks when AML programmes only monitor placement risk?

A: They miss the stage where laundering becomes hardest to see.

Q: Why is layering harder to detect than placement in AML monitoring?

A: Layering is harder because the suspicious pattern is distributed.

Q: How should AML teams test whether integration controls are working?

A: They should test whether the programme can trace apparent income back to a credible source of funds.

Practitioner guidance

• Strengthen placement monitoring rules Tune alerts for deposits just below reporting thresholds, unusual cash volumes, and rapid inbound funding into new accounts so early-stage laundering does not blend into normal intake.
• Join activity across accounts and entities Correlate transfers, counterparties, and jurisdiction changes so that layering patterns can be reconstructed across multiple hops instead of reviewed as isolated transactions.
• Preserve lineage for trade and loan narratives Require case files to retain the source path behind export revenue, related-party loans, dividends, and asset sales so integration stories can be challenged with evidence.

Bottom line: Money laundering is best understood as a staged concealment process, and each stage requires a different control model.

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