Unified Ledger

Written by Joan Lyczak · Founder & Research Lead, DCM Core Institute
Executive Summary: A Unified Ledger is a conceptual monetary framework introduced by the Bank for International Settlements (BIS). It describes a common digital infrastructure (DLT) where Central Bank Digital Currencies (wCBDC), tokenized commercial bank deposits, and tokenized financial assets (bonds, equities, real-world assets) coexist and interact natively on the same shared platform.
Key Takeaways:

Why It Matters

The current financial system is highly fragmented. Banks, central securities depositories, and payment networks operate isolated databases, requiring messaging rails (like SWIFT) and manual reconciliations to execute transactions. A Unified Ledger provides a single logical space where the cash leg and the asset leg are represented together, allowing transactions to settle instantly without settlement risk.

Institutional Implications

Project Agorá (convened by the BIS and central banks) is the leading real-world test of a Unified Ledger. By integrating tokenized commercial deposits and wholesale central bank money, the project aims to solve structural pain points in cross-border payments, such as different operating hours, legal discrepancies, and routing complexities.

FAQ

Which organization proposed the Unified Ledger concept?
The Bank for International Settlements (BIS) proposed the Unified Ledger concept in its 2023 Annual Economic Report.

Related Resources

🇪🇺
Digital Euro Infrastructure
ECB architecture aligned with Unified Ledger vision
 ⚙️
Programmable Cash
Smart contract logic running on Unified Ledgers
 ⚖️
Digital Euro vs Stablecoins
Comparative view of Unified Ledger participants
 📖
Tokenized Treasury
RWA that lives natively on the Unified Ledger

References

[1] Bank for International Settlements (BIS), "Blueprint for the future monetary system: improving the old, enabling the new," Annual Economic Report Chapter III, 2023.
[2] BIS Innovation Hub, "Project Agorá: central banks and private sector partner to explore tokenisation of cross-border payments," 2024.