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Banking

Moral Hazard in Banking: How Deposit Insurance Gets the Balance Right

December 10, 2024

Nigeria moved from flat-rate to risk-based deposit insurance premiums in 2018. This article evaluates six years of outcomes and explores the next generation of premium design.

When the NDIC transitioned from a flat-rate premium system to a risk-differentiated framework in 2018, it joined a global trend towards deposit insurance pricing that reflects the true risk profile of individual institutions. Six years on, the evidence supports the transition: institutions in the highest risk tier have shown improved capital ratios and declining non-performing loan trends relative to their pre-reform trajectory.

The current framework classifies insured institutions across five risk bands based on a composite CAMELS score. Premium rates range from 0.25% of insured deposits annually for the safest institutions to 0.65% for those in the highest risk band.

Results Over Six Years

NDIC risk-based premium framework presentation
Presentation of the NDIC's six-year risk-based premium outcomes.

Analysis of the six-year dataset shows that the proportion of institutions in the two highest risk bands has declined from 28% at the time of the reform to 17% today, suggesting that risk-sensitive pricing has provided meaningful incentives for improved risk management.

Next Generation: Dynamic Pricing


NDIC premium design working group
The NDIC premium design working group evaluating next-generation pricing models.

The NDIC is exploring a dynamic pricing model that would adjust premiums on a quarterly basis rather than annually, using real-time supervisory data from the joint NDIC-CBN surveillance framework. More frequent pricing signals would accelerate the feedback loop between risk-taking decisions and premium costs.