10 key BVN rules that will change from May 1 — CBN

The Central Bank of Nigeria has outlined 10 key changes to its Bank Verification Number (BVN) rules, which are set to take effect from May 1, 2026.

The move, to curb fraud and tighten digital banking processes, will affect how customers log in, switch devices, and manage their details.

The new guidelines will affect how customers access mobile banking, switch devices, and manage their BVN details.

The 10 key changes

Mobile banking apps will be restricted to one device at a time.

Logging in on a new device will automatically log out the previous device.

Switching devices will require additional verification before access is granted.

Suspicious BVNs will be placed on a 24-hour watchlist.

Banks may temporarily restrict or freeze accounts linked to flagged BVNs.

Customers can only change their BVN-linked phone number once.

The rule targets SIM-swap fraud and unauthorised access.

Only individuals aged 18 and above can enrol for a BVN.

Minors must operate accounts under a guardian.

Transactions on newly activated devices will be capped at ₦20,000 within the first 24 hours.