Market Infrastructure / Learning brief
EURO1 and large-value net settlement
Your notes
In simple terms / 01
What this means in plain language
Not every large payment settles one-by-one across central-bank accounts. EURO1 is a large-value system that records payments through the day and settles one net figure per bank at the end. Learn how deferred net settlement lowers the liquidity a bank must hold, and what it trades away to do so.
Large payments between banks settle in one of two broad ways. In real-time gross settlement each payment settles individually and finally the moment it is sent, across central-bank accounts, which needs a bank to hold enough liquidity to cover each payment as it goes. In deferred net settlement, payments are recorded through the day and offset, so each bank settles a single net figure at the end of the cycle. EURO1 is a large-value payment system of the deferred net kind, for single, same-day euro payments between participating banks, operated as a private-sector arrangement. Members exchange payments through the day while the system continuously updates what each owes or is owed on a net basis; at the close each bank settles one net position. Because banks fund only their net position rather than every payment, EURO1 uses much less intraday liquidity than settling everything gross would. The trade is that individual payments become final at the net settlement, not the instant they are sent, so such systems build in caps on exposures and safeguards to complete settlement if a member cannot pay.
Key takeaways / 03
Three things to remember
- 01
Large-value systems settle either gross in real time or net on deferral; EURO1 is a deferred net euro system.
- 02
Netting lets a bank fund one net position instead of every payment, saving intraday liquidity.
- 03
Individual payments become final at the net settlement, so deferred net systems use caps and safeguards to protect finality.
Practical use cases / 04
Where you would use this
A bank routes high volumes of same-day euro payments through a net system to reduce the liquidity it must pre-fund.
A liquidity manager monitors the running net position through the day and funds the net figure before the settlement cut-off.
A risk team reviews a deferred net system's caps and safeguards to understand how finality is protected if a member fails.
Worked example / 05
Put the idea into a real situation
Illustrative example: (SYNTHETIC / TRAINING ONLY) Through the day Bank Alfa sends and receives many large euro payments over EURO1. Rather than settling each across central-bank money as it happens, the system records every payment and updates Alfa's net position continuously. By the close Alfa has one net figure to pay in or receive instead of hundreds of separate settlements, so it funds only that net amount. Each individual payment becomes final when the net settlement completes, and the system's exposure caps and safeguards stand behind that settlement.
Evidence & review / 07
Evidence & review
Large-value net settlement in general, illustrated by EURO1. Exact membership, single-obligation structure, and settlement mechanics are set by the operator's rules.
What this brief simplifies: Net positions are illustrative and the day is drawn as one settlement cycle. CLS, cheque, and Confirmation of Payee scheme-specific operational detail was not re-verified against primary operator docs this pass (environment egress limits).
Sources for this brief3
- Scheme-specific rule
EBA CLEARING payment systems (STEP2-T and RT1) ↗ — EBA CLEARING · EURO1 large-value net settlement arrangement
Participant rulebooks and full technical documentation for STEP2 and RT1 are not public; content here relies on the operator's public pages.
- Market practiceMarch 2003 edition
A glossary of terms used in payments and settlement systems ↗ — CPSS (now CPMI), Bank for International Settlements · Deferred net settlement and large-value payment system definitions
Terminology has evolved since this edition; newer CPMI publications refine some definitions.
- Simplified educational illustration
Payments Signal editorial teaching models — Payments Signal · Fictional bank positions; illustrative net figures
Used wherever diagrams, scenarios, figures, or example values are didactic constructions rather than sourced facts; every such use carries a simplifications disclosure. All people, companies, banks, and list entries in examples are fictional.