The three-stage impairment model and stage transfer logic
IFRS 9 uses a three-stage model for recognizing impairment losses. The stage determines whether 12-month or lifetime ECL is recognized and how interest revenue is calculated.
Stage 1 includes all financial instruments that have not experienced a significant increase in credit risk since initial recognition.
Stage 2 includes financial instruments with a significant increase in credit risk (SICR) since initial recognition but are not yet credit-impaired.
IFRS 9 includes a rebuttable presumption that credit risk has increased significantly when contractual payments are more than 30 days past due. This presumption can be rebutted with reasonable and supportable information.
Stage 3 includes credit-impaired financial instruments where there is objective evidence of impairment.
There is a rebuttable presumption that default has occurred when an exposure is more than 90 days past due, unless there is reasonable and supportable information to demonstrate that a more lagging default criterion is appropriate.
SICR assessment is critical for stage allocation. Entities must use a combination of quantitative and qualitative indicators.
| Indicator | Description | Example Threshold |
|---|---|---|
| PD Change | Increase in lifetime PD since origination | Doubling of PD or absolute increase >1% |
| Rating Migration | Number of notches downgraded | ≥3 notch downgrade |
| Days Past Due | Delinquency status | >30 days (rebuttable) |
| Behavioral Score | Change in behavioral/application score | Significant decline in score |
The following flowchart illustrates the decision process for stage allocation:
Assets can move back to better stages when credit risk improves, but a "cure period" or "probation period" may be required before transfer.
IFRS 9 requires a symmetric approach: if credit risk increases significantly, assets move to Stage 2; if risk subsequently decreases, they can move back to Stage 1. However, forbearance typically requires a longer probation period.
Input credit indicators and get the recommended stage with explanation
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