Illustrative, non-production example. Values are fictional and the message is not validated for any specific network, scheme, or implementation guide.
EVIDENCE AT ARM'S REACH
DOWNLOAD AND GOVERNING SOURCES
Download the canonical fictional sample, then open the exact official definition and profile needed for implementation testing.
An XSD checks XML structure. A usage guideline adds profile rules, conditional fields, code restrictions, and business controls. XSD-valid does not mean scheme-compliant.
XSD + definitionBase ISO 20022current
ISO 20022 message definitions and XSDs
Choose the exact message definition in the official catalogue. The base XSD checks XML structure; it does not prove compliance with a scheme profile.
Owner
ISO 20022 Registration Authority
Checked
2026-07-12
Access
Official page · Public official catalogue; select the required message version before downloading.
T2 functional specifications, validation rules, and binding XSDs
The ECB release library for T2 RTGS and central-liquidity messaging, including public user specifications, business validation rules, and binding schemas.
Owner
European Central Bank
Version
R2026.JUN
Checked
2026-07-19
Access
Official page · Public ECB release page with owner-hosted specifications and ZIP packages; select the release for the implementation window.
Field correspondence, transformation treatment, and data-loss notes for Single debit advice compared with a structured bank-to-customer debit/credit notification.
Owner
Payments Signal
Checked
2026-07-19
Integrity
crc32:96b16a98
Access
Payments Signal download · Original, source-backed teaching asset; no login required.
Field correspondence, transformation treatment, and data-loss notes for Single credit advice compared with a structured bank-to-customer debit/credit notification.
Owner
Payments Signal
Checked
2026-07-19
Integrity
crc32:baee9a30
Access
Payments Signal download · Original, source-backed teaching asset; no login required.
Positive and negative test cases across validation, rejection, return, recall, reversal, investigation, reconciliation, migration, instant payments, and screening.
Owner
Payments Signal
Checked
2026-07-19
Integrity
crc32:98c48cc7
Access
Payments Signal download · Original, source-backed teaching asset; no login required.