ECL Square
Insights

Practical insight notes on segmentation, staging, modelling, overlays, disclosures, and control.

Published
2026-03-23
How to Choose the Right ECL Measurement Approach
A practical guide to deciding when the general approach fits, when lifetime treatment is stronger, and when separate treatment is more defensible than forced pooling.
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How to Choose the Right ECL Measurement Approach
Published
2026-03-21
Designing Stage Transfer Rules That Management Can Defend
A practical approach to SICR design covering quantitative triggers, qualitative indicators, rebuttable presumptions, cure logic, and governance choices that keep stage movement credible.
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Designing Stage Transfer Rules That Management Can Defend
Published
2026-03-20
Building Forward-Looking ECL Estimates With Practical Scenarios
How to introduce macroeconomic information into ECL using practical scenario design, transparent weighting, and a clear boundary between structured modelling and overlays.
scenariosforward-lookingmodelling
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Building Forward-Looking ECL Estimates With Practical Scenarios
Published
2026-03-19
Explaining Management Overlays Clearly
How to justify, quantify, approve, and communicate overlays so they read as disciplined responses to defined issues rather than vague management adjustments.
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Explaining Management Overlays Clearly
Published
2026-03-18
Data Reconciliation as the First ECL Control
Why source-to-output reconciliation is the first practical control in ECL and how it supports segmentation, staging, overlays, and disclosure confidence.
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Data Reconciliation as the First ECL Control
Published
2026-03-17
Making SICR Policies Operational
How to turn a written SICR policy into a usable operating framework with decision rules, exception handling, cure discipline, and review ownership.
SICRpolicyoperations
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Making SICR Policies Operational
Published
2026-03-16
Quarter-End ECL Readiness Checklist
A practical checklist for quarter-end covering data readiness, stage movement review, scenario refresh, overlay challenge, movement analysis, and disclosure support.
quarter-endreadinesschecklist
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Quarter-End ECL Readiness Checklist
Published
2026-03-15
Turning ECL Workpapers Into Disclosure-Ready Evidence
How to structure workpapers, movement analysis, approvals, and commentary so the ECL result can survive management review, audit discussion, and disclosure drafting.
disclosuresdocumentationevidence
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Turning ECL Workpapers Into Disclosure-Ready Evidence
Published
2026-03-14
What Reviewers Ask for in an ECL Walkthrough
The recurring questions reviewers ask about scope, segmentation, stage movement, scenarios, overlays, controls, and disclosures, and what good answers look like.
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What Reviewers Ask for in an ECL Walkthrough
Published
2026-03-13
Why ECL Governance Needs a Review Calendar
Why a formal review calendar improves ECL quality by structuring challenge over data, stage movement, scenarios, overlays, movement analysis, and disclosure sign-off.
governancecalendarreview
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Why ECL Governance Needs a Review Calendar