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The short answer
A bank abroad will usually take foreign cash you brought from Nigeria, but expect questions about where it came from, and the size of the deposit decides how much evidence it wants. The strongest file has three parts: proof the money was obtained legally in Nigeria (a bank withdrawal or purchase record), the declaration you made when you left Nigeria and arrived abroad if the amount was over the threshold, and a clear account of what the money is for.
Nigerians who travel home often come back with cash: savings withdrawn from a domiciliary account, a gift from family, the proceeds of selling a car. Getting that cash into a bank account in the country where you live is where most of the friction happens. The bank is not accusing you of anything when it asks questions. Banks in the UK, the US, Ireland, Canada and elsewhere are required by law to understand the purpose of a deposit and, where the risk calls for it, where the money came from. Your job is to make that easy.
Step one happens before you board: the Nigerian side
Under the CBN Foreign Exchange Manual that took effect in June 2026, as reported by TheCable on 3 June 2026, a traveller leaving Nigeria with more than $10,000 (or the equivalent) in cash or negotiable instruments must declare it on Form TE at exit. Up to $50,000 may be carried subject to that declaration; above $50,000 you need verifiable evidence that the money was obtained through an authorised dealer bank.
Keep the stamped declaration. It is often the single most useful document when a bank abroad asks how you came to be holding the cash, because it shows the amount left Nigeria openly.
Step two: declaring on arrival
Most destination countries have their own threshold, and they apply on top of Nigeria's rules.
| Where you land | Threshold and rule (as each official page states it) |
|---|---|
| United Kingdom (Great Britain) | Declare £10,000 or more when travelling between Great Britain and a country outside the UK; a family or group travelling together with a combined £10,000 or more must declare (GOV.UK) |
| Ireland and the EU | Declare €10,000 or more (or the equivalent) when entering or leaving the EU at an Irish airport or port (Revenue, published 4 May 2026) |
| United States | Check the current US Customs and Border Protection rule before travel; this article does not state it because we could not open the official page |
| Elsewhere | Check the customs authority of the country you are flying into before you travel |
GOV.UK lists the information it asks for: who is travelling, the journey, the amount and type of cash, where it came from and what it will be used for. Undeclared cash can be seized. The same answers will help you at the bank, so write them down once and keep them consistent.
Step three: what the bank asks, and why
In the UK, regulation 28 of the Money Laundering Regulations 2017 requires firms to assess the purpose and intended nature of a business relationship or transaction, and to scrutinise source of funds where necessary. In the US, FinCEN's customer notice explains that banks must report cash transactions over $10,000, including several deposits in one day that add up to more than $10,000, and collect identification from the person depositing. The same notice states that there is no general prohibition on handling large amounts of currency. A report is routine; it is not an allegation.
What does turn a routine deposit into a problem is splitting it. FinCEN states that breaking cash into smaller amounts to avoid a report, known as structuring, is a federal crime. Pay it in as one sum with your papers, not in small pieces over several days. Our guide to splitting transfers and structuring flags covers the same issue for electronic transfers.
Documents that answer the source-of-funds question
A UK lender's published source-of-funds guidance (United Trust Bank, December 2025) shows the kind of evidence banks accept: bank statements, proof of income and sale agreements; a gift letter stating the source and amount for a gift; an executor's letter for an inheritance; and international bank statements or proof of transfer for money from overseas. Applied to cash from Nigeria, that means:
- A statement from your Nigerian domiciliary account showing the cash withdrawal, or the bank's receipt if you bought the currency from it.
- Your Nigerian exit declaration (Form TE) and the arrival declaration, if the amount required them.
- For a gift: a signed letter from the giver with their name, relationship, amount and where they got it, plus their own bank evidence if possible.
- For a sale (car, land, goods): the sale agreement and the record of the buyer's payment.
- Your ID and proof of address in your country of residence.
Worked example
Example only. Ada lives in Manchester. On a December trip she withdraws $12,000 from her Nigerian domiciliary account, part savings and part a gift from her brother. Because $12,000 is above $10,000, she declares it on Form TE at Lagos. That is also more than £10,000 at most recent exchange rates, so she declares it on arrival in Great Britain. At her UK bank she pays in the full amount at once and brings: the Nigerian statement showing the withdrawal, both declarations, her brother's signed gift letter for his share, and her passport. If the bank still needs time to review, that is normal; she should ask what else it needs rather than withdraw and re-deposit elsewhere.
What to check first
- Is the amount above Nigeria's $10,000 exit threshold or your destination's threshold? If yes, declare at both ends.
- Can you show where the cash came from in Nigeria, on paper, in your name?
- Does your bank abroad want notice before a large cash deposit? Some do; ask the branch.
- Are your answers to customs and to the bank the same?
- Would an electronic transfer from your Nigerian account have been simpler? For next time, see getting money out of a Nigerian dom account while abroad.
Where Pryme fits
Cash is the hardest form of money to evidence. Next time, a transfer leaves a record at every step. A Pryme account, opened from any country, holds NGN, USD, GBP and EUR with local account details for each, and money stays in the currency it arrived in until you choose to Swap. Outside Nigeria, these services are provided through regulated partners. You can also generate a verifiable statement with VerifyDoc.ai (receipts and statements) that a bank abroad can check is unaltered. See multicurrency accounts.
This is general information, not legal or tax advice. Customs and bank rules change; check the official pages before you travel.
Questions people ask
Can my bank abroad refuse dollar cash I brought from Nigeria?
Yes. Banks can decline deposits they cannot evidence. Bring proof of where the cash came from, your declarations and ID, and ask the bank in advance what it needs.
Do I need to declare $10,000 when leaving Nigeria?
Under the CBN FX Manual reported in June 2026, amounts above $10,000 must be declared on Form TE at exit; above $50,000 you also need evidence the money came through an authorised dealer bank.
Is it illegal to deposit more than $10,000 cash in a US bank?
No. FinCEN says there is no general prohibition on large cash amounts; the bank files a report for cash over $10,000. Splitting deposits to avoid the report is a crime.
What is a gift letter for cash from family in Nigeria?
A signed note from the giver stating their name, relationship to you, the amount and where the money came from. Add their bank evidence if you can.
Sources
- TheCable: 7 things to know about CBN's new FX manual (3 Jun 2026) · accessed Oct 2026
- legislation.gov.uk: Money Laundering Regulations 2017, regulation 28 · accessed Oct 2026
- GOV.UK: Take cash in and out of the UK · accessed Oct 2026
- Revenue (Ireland): Travelling with, or sending, cash (4 May 2026) · accessed Oct 2026
- FinCEN: Notice to Customers, a CTR reference guide · accessed Oct 2026
- United Trust Bank: Source of funds guidance (Dec 2025) · accessed Oct 2026
This article is general information, not financial, legal or tax advice. Products described are provided under the terms on this site and are subject to regulation and eligibility.