Download Here: If you use mobile banking in Nigeria, new BVN rules will take effect from May 1 across all BVN-linked bank accounts. The Central Bank of Nigeria says the measures including one device per banking app, extra verification for device changes, transfer limits, and stricter registration rules are aimed at improving security and reducing fraud. NIGERIA DAILY: How Sokoto Onion Farmers Lost Their Harvest To Fire NIGERIA DAILY: Why Every Nigerian Now Owes ₦724,000 In this episode of Nigeria Daily, we explain what these changes mean and what every bank customer should know before May 1.