What is a Compliance Officer?

A compliance officer is the person responsible for making sure a business and its customers follow the laws and regulations that apply to it.

In financial services, a compliance officer focuses heavily on financial crime compliance. That means keeping the firm in line with anti-money laundering and counter-terrorist financing laws, sanctions rules, and related regulations. The compliance officer turns those rules into internal policies, trains staff, oversees transaction monitoring, and makes sure suspicious activity is reported to regulators.

Compliance officer is a broad title that covers many levels of seniority. Firms may have compliance analysts and officers handling day-to-day reviews, compliance managers leading teams, and a chief compliance officer (CCO) who oversees the whole function and reports to senior leadership.

What does a compliance officer do?

A compliance officer in financial crime handles much of the hands-on work that keeps an AML program running. Typical duties include the following.

  • Reviewing KYC and enhanced due diligence cases
  • Investigating transaction monitoring alerts
  • Reviewing potential sanctions matches
  • Drafting suspicious activity report narratives
  • Maintaining policies and procedures
  • Delivering staff training
  • Tracking regulatory changes across markets
  • Contributing to the AML risk assessment

A compliance officer escalates serious concerns rather than deciding them alone. When an investigation points to possible money laundering, the case goes to the MLRO for a final decision on filing a report.

What is the difference between a compliance officer and an MLRO?

A compliance officer is a general role, while the Money Laundering Reporting Officer (MLRO) is a specific designated position with personal accountability for AML reporting. A firm can have many compliance officers but usually has one MLRO for each regulated entity.

The MLRO makes the final decisions, such as whether to file a suspicious activity report or exit a customer relationship. Compliance officers do the investigation and analysis that support those decisions. In smaller firms, one person often holds both roles, and the head of compliance may also be the MLRO.

Where does a compliance officer sit in the three lines of defense?

A compliance officer sits in the second line of defense. Most financial institutions organize risk management into three lines.

  • The first line is the business and operations teams, such as onboarding and fraud operations, who own risk in their daily processes
  • The second line is compliance, which sets policy, provides oversight, and tests how well controls work
  • The third line is internal audit, which independently tests whether the whole program is effective

The second-line position gives the compliance officer independence from the business. Compliance officers advise and challenge the teams that generate revenue, rather than reporting to them, so they can raise concerns without a conflict of interest.