OpenChainGraph Suite · ART-357 · Basel III Endgame 2026 Reproposal · Capital

Basel 2023-vs-2026 Capital-Delta Comparator

Run the same exposure book through the 2023 Basel III Endgame NPR risk-weight framework and the 2026 reproposal (2026-03-19, three NPRs) framework side by side. See the credit-RWA delta, the operational-risk (SMA business-indicator) delta, and the resulting minimum-capital delta — the "reproduce the $87.7bn relief story on OUR book" question every large US bank is running right now. Representative risk-weight buckets, not an exhaustive regulatory table. rule_status: proposed — final rule expected ~Q4 2026.

Rule Status: Proposed Basel III Endgame 2026 Reproposal Capital Delta Not Regulatory Advice
🔒 All computation runs locally in your browser. No data is transmitted. Do not enter real personal data — use synthetic or anonymised inputs only.
Exposures
Operational Risk
Annual business-indicator amount (income-statement based), simplified single-bucket SMA coefficient, ILM neutralized both years.
Portfolio Summary
Asset classAmountRW 2023RW 2026RWA 2023RWA 2026
Totals
Execution Hash (SHA-256)