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AML glossary

The vocabulary of compliance, in plain English.

The terms that come up in AML, KYC and Source of Wealth work — defined without the jargon.

AML
Anti-Money Laundering — the controls and checks a firm must perform to prevent it being used to launder the proceeds of crime.
Audit trail
A time-stamped, tamper-evident record of who did what and when on a matter — the evidence that a check was performed and reviewed.
CDD
Customer Due Diligence — identifying and verifying a client and understanding the purpose of the business relationship.
COLP
Compliance Officer for Legal Practice — the person accountable for a law firm's regulatory compliance.
EDD
Enhanced Due Diligence — the deeper checks applied to higher-risk clients, such as PEPs or complex Source of Wealth.
KYC
Know Your Customer — verifying who a client is and assessing the risk they present before and during a relationship.
LSAG
Legal Sector Affinity Group — issues the AML guidance for the UK legal sector that supervisors expect firms to follow.
MLR 2017
The Money Laundering Regulations 2017 — the UK rules setting out CDD, record-keeping and reporting obligations for regulated firms.
MLRO
Money Laundering Reporting Officer — the nominated person responsible for a firm's AML response and for signing off checks.
PEP
Politically Exposed Person — someone entrusted with a prominent public function, who may carry higher money-laundering risk.
SDD
Simplified Due Diligence — a lighter level of checks permitted where the assessed risk is demonstrably low.
SoF
Source of Funds — where the specific money for a transaction came from (e.g. the bank account funding a purchase).
SoW
Source of Wealth — how a client accumulated their overall wealth (e.g. business sale, inheritance, salary over time).
UBO
Ultimate Beneficial Owner — the natural person who ultimately owns or controls a client entity.