The most critical—and often overlooked—step in a citizenship‑by‑investment (CBI) application is the banking documentation. All CBI programs require proof that the applicant’s funds are legitimate, that the money is already in a bank account, and that the account has an established history. Failure to meet these requirements can delay the process by months and generate additional requests for documentation.
What banks must provide
CBI authorities typically ask for three separate letters that must all match:
| Document | Purpose |
|---|---|
| Client Confirmation Letter | Confirms the applicant’s name, date of birth, and account number with the bank. |
| Balance Confirmation Letter | States the exact balance available in the account at the time of the request. |
| Source‑of‑Funds Statement (often combined with the above) | Shows how the money entered the account (e.g., transfer from another account, sale of assets). |
All three documents must be issued by the same bank and must be original (or, in some cases, accepted scanned copies after negotiation with the authorities).
Key practical considerations
- Choose the account you will use early. Once an account is selected for the application, you cannot switch it later. The bank must be able to provide all required letters for that specific account.
- Account age matters. An account that has been open for 12 months or more is far less likely to raise red flags than a newly opened account. Older accounts also simplify the source‑of‑funds verification.
- Keep the funds in a single account. The balance required for the donation or investment (e.g., US $150 000 for Saint Kitts & Nevis) must be present in the chosen account before the application is submitted. Transferring money after submission is not permitted.
- Avoid using crypto or real‑estate assets directly. Most programs will not accept cryptocurrency balances or pending real‑estate sales as proof of funds. Convert any such assets to cash and deposit them into the chosen bank account well in advance.
- Bank accessibility. Select a bank that has a local branch you can visit if original documents are required. Some banks (especially in the United States) may only issue letters at a domestic branch, causing delays if you reside abroad.
- Processing times. In many jurisdictions, banks can issue the required letters within a week, but some may take 30 days or more, especially if the applicant must travel to the branch in person.
Source‑of‑Funds verification
Authorities will scrutinize the origin of the money. Common triggers for additional requests include:
- Large, recent transfers from an unrelated account.
- Sudden influxes of cash without a clear business or investment history.
- Use of cryptocurrency conversions without a documented trail.
To mitigate these risks, provide a clear audit trail:
- Show the original deposit or transfer that created the balance.
- Include any supporting documents (e.g., sale agreements, tax filings) that explain how the money was earned.
- Ensure the bank’s source‑of‑funds statement references the same transaction history shown in the client and balance letters.
Police certificates and other personal documents
In addition to banking proof, most CBI programs require police certificates for every country where the applicant has:
- Lived for 12 months or more in the past 10 years, or
- Held citizenship or residency.
Typical requirements:
- United States: FBI background check (often the most time‑consuming).
- Country of spouse’s nationality: Police certificate for the spouse’s country of residence (e.g., Ukraine).
- Current country of residence: Local police clearance (e.g., United Arab Emirates for Dubai residents).
Certificates must be recent (usually valid for three months) and may need to be apostilled or otherwise authenticated. Delays in obtaining these documents can cause the entire CBI application to exceed the intended timeline.
Summary checklist for a smooth CBI application
- Select a long‑standing bank account in a country where you can easily access the branch.
- Deposit the full required amount (donation or investment) into that account before filing.
- Obtain original client and balance confirmation letters from the bank; negotiate acceptance of scanned copies only if necessary.
- Prepare a detailed source‑of‑funds statement with supporting transaction records.
- Gather police certificates for every relevant jurisdiction, ensuring they are within the validity window.
- Confirm all documents match (names, dates of birth, account numbers) before submission.
By addressing banking proof and police‑certificate requirements early, applicants can avoid costly delays and reduce the risk of their CBI application being flagged for additional scrutiny.





