By 
By Osasome C.O
Nigeria Tightens BVN Framework to Strengthen Financial Security
The Central Bank of Nigeria (CBN) has announced sweeping new regulations governing the Bank Verification Number (BVN) system, set to take effect from May 1, 2026, as part of intensified efforts to curb fraud and strengthen confidence in Nigeria’s financial system.
RELATED: BVN enrolments surge to 62.7m amidst CBN’s directive for enhanced financial security
According to the apex bank, the updated BVN framework is designed to enhance fraud monitoring, improve identity management, and safeguard the integrity of banking transactions across all financial institutions.
Why the CBN Updated the BVN Framework
The CBN said the new rules respond to rising cases of identity manipulation, SIM-related fraud, and account compromise. By tightening enrollment and update processes, the regulator aims to close loopholes often exploited by fraudsters while ensuring greater accountability across the banking ecosystem.
Key Changes in the New BVN Rules (Effective May 1, 2026)
- Age Restriction: BVN enrollment is now limited strictly to individuals 18 years and above.
- One-Time Phone Number Update: Customers can only change the phone number linked to their BVN once, reducing risks associated with identity theft.
- 24-Hour Fraud Watchlist: Banks must place BVNs flagged for suspicious activity on a temporary 24-hour watchlist to allow investigation and customer verification.
- Enhanced Data Security: The CBN retains exclusive control of the BVN database, enforcing validated and traceable procedures for any data amendment.
- Lifetime Validity: The CBN has clarified that BVNs do not expire and remain valid for a lifetime, debunking claims of a 10-year expiry.
What You Should Know About the New BVN Policy
What exactly has changed?
Under the revised policy, BVN registration is restricted to adults aged 18 and above, while phone number changes linked to a BVN are capped at one. This directly targets common fraud techniques involving repeated SIM swaps.
Can fraudsters use my BVN to withdraw money?
No. Your BVN cannot be used to directly withdraw money from your bank account or wallet. While agencies like the Economic and Financial Crimes Commission (EFCC) can use BVN data to track fraud, criminals may attempt to misuse exposed BVN details to socially engineer victims or request OTPs. Your funds remain protected unless you share sensitive login details.
How Many Banks Can Use One BVN?
Each customer is issued one BVN, which remains valid across all banks and financial institutions in Nigeria, regardless of how many accounts you operate.
Can a Person Have Two BVNs?
No. A customer can only have one BVN for life, even with multiple bank accounts. BVNs are typically issued within 24 hours and sent via SMS after enrollment.
How to Check All Accounts Linked to Your BVN
To view all bank accounts associated with your BVN:
- Use the Nigeria Inter-Bank Settlement System (NIBSS) BVN validation portal
- Dial 5650# from your registered phone number
- Visit any bank branch and request a BVN-linked accounts lookup
How to Check the Name Registered on Your BVN
Dial 5651#, enter your BVN, and submit. The registered name linked to your BVN will be displayed via USSD.
How to Protect Yourself from BVN-Related Fraud
- Keep Your BVN Private: Treat it like your ATM PIN.
- Beware of Phishing: Ignore unsolicited calls or messages requesting BVN or OTP details.
- Use Strong Passwords: Avoid reused or predictable passwords.
- Secure Your SIM Card: Enable SIM locks and promptly report SIM loss.
- Monitor Accounts Regularly: Quickly report suspicious transactions.
How to Stop Unauthorized Access to Your Bank Account
Enable two-factor authentication (2FA) on all banking and financial apps. This requires an additional verification step—such as a one-time code sent to your phone—making unauthorized access far more difficult.
What Is the 3-Word Password Rule?
The rule involves combining three random, unrelated words to form a long but memorable password that is hard to crack.
Example: NaijaDeltaOil
Bottom Line
With these new BVN rules, the CBN is signaling a tougher stance on fraud, identity abuse, and weak security practices. Customers are advised to understand the changes, protect their personal banking details, and comply fully with the updated framework as Nigeria strengthens its financial security architecture.
