Glossary term
Customer Due Diligence (CDD)
Customer due diligence is the process financial institutions use to understand customers, verify identities, and monitor risk-based account activity.
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What Is Customer Due Diligence?
Customer due diligence, or CDD, is the process financial institutions use to understand customers, verify identities, and monitor account activity based on risk. In the United States, the term is closely tied to FinCEN's Bank Secrecy Act rules for covered financial institutions.
CDD is why a bank, brokerage firm, mutual fund, futures firm, or other covered institution may ask for information about a customer, a business's beneficial owners, the purpose of an account, or the expected nature of financial activity.
Key Takeaways
- CDD helps financial institutions understand who their customers are and how accounts are expected to be used.
- Covered institutions must maintain risk-based procedures for ongoing customer due diligence.
- Legal entity customers may trigger beneficial ownership identification and verification requirements, subject to current rules and exceptions.
- CDD is a compliance process, not a judgment that the customer has done anything wrong.
What Institutions Collect
CDD starts with identity and account-purpose information. A financial institution may collect names, addresses, taxpayer identification numbers, business records, ownership information, control-person details, expected transaction activity, and source-of-funds information. The depth of review depends on the customer type, account type, products used, geography, transaction behavior, and other risk signals.
CDD continues after account opening. Institutions are expected to monitor for activity that does not fit the customer's profile, identify suspicious transactions when appropriate, and update customer information when risk-based procedures or facts call for it.
CDD Element | What It Helps Establish |
|---|---|
Identity verification | Whether the customer is who they claim to be. |
Business purpose | Why the account exists and how it should normally operate. |
Beneficial ownership | Who owns or controls certain legal entity customers. |
Ongoing monitoring | Whether activity fits the expected risk profile. |
How It Affects Customers
CDD can feel repetitive when a person or business has already provided information elsewhere. The reason is that each covered institution has its own compliance obligations. A bank may need records for one purpose, while a brokerage firm or futures intermediary may need similar information under its own program.
Businesses should expect CDD questions during account opening, borrowing, treasury management, investment onboarding, and ownership changes. Keeping formation documents, ownership records, tax identification details, and control-person information organized can reduce delays.
CDD can also affect account access. If a customer cannot provide requested information, or if activity is inconsistent with the account profile, a financial institution may delay onboarding, ask follow-up questions, restrict certain activity, or close the relationship under its risk policies.
The Bottom Line
Customer due diligence is the compliance process financial institutions use to know their customers and monitor account risk. It affects account opening, business banking, brokerage onboarding, and some ownership documentation. The paperwork may feel procedural, but it is part of the financial system's anti-money-laundering framework.