LOCAL LAB · NO UPLOAD

Validate structure without sending the payment file

Run pinned XSD 1.0 validation in this tab's JavaScript engine, or generate a labelled synthetic sample message from a schema you supply. You supply the XML and schemas; Payments Signal supplies no official schema and makes no compliance claim.

Independent security review and the full Safari, Chrome, Firefox and Edge compatibility matrix have not been formally completed; treat results as engineering-preview quality.

LOCAL FILES ONLY

The browser reads these files in memory. This tool has no upload endpoint and stores no document after the tab closes.

PROFILE CONTEXT · LABEL ONLY

Base ISO 20022

Selecting this profile does not apply its rules. Only the XSD files you supply are used for validation.

ISO 20022 Registration AuthoritypublicOPEN OFFICIAL SOURCE ↗

INDEPENDENT REVIEW · LOCAL EXPORT

Record what was actually tested

The exported JSON contains review metadata and stage outcomes only—never file names, file bytes, schema text, XML text, or diagnostics.

REVIEWER OR ORGANISATIONBROWSER TARGETCURRENT BROWSER VERSION

0 validation runs observed · 0 checks automatically evidenced

Direct XSD input

Multi-file ZIP with local include

Valid XML and base-XSD pass

Well-formed XML and expected XSD failure

Separate profile-XSD stage

Repeated validation runs

Reset and in-memory cleanup

Keyboard-only operation and visible focus

Screen-reader names and announcements

No file-content network, cache, log, analytics, or service-worker record

390×844 layout and internal overflow

EVIDENCE URLS · ONE HTTPS LINK PER LINE · REQUIRED FOR A COMPLETE RECORD

Reviewer boundary. This export is evidence for review, not an approval by itself. A separate reviewer must verify the record, attach durable evidence, and update the canonical release decision.