---
title: Open B2B Test Data — IBAN, X12, ISO 20022, GS1 | StanzaAPI
description: Free CC0 test data for regulated B2B formats: IBAN, X12, ISO 20022, GS1, VAT, LEI, UDI, Peppol, Factur-X, CBAM, EPCIS. JSON and CSV, small/medium/large.
canonical: https://stanzaapi.com/datasets
---

[Home](/)/Open Test Data

# Open Test Data

Free, deterministic, 13-format test-data sets for regulated B2B data — IBAN, X12, ISO 20022, GS1, VAT, LEI, UDI, Peppol, Factur-X, CBAM, and EPCIS. JSON and CSV, small/medium/large, CC0-1.0.

[IBAN Test Data (IBAN (ISO 13616)) — Valid, MOD-97-checked mock IBANs for every IBAN registry country. — View dataset →](/datasets/iban)[LEI Test Data (LEI (ISO 17442)) — Valid, MOD-97-checked Legal Entity Identifiers (ISO 17442). — View dataset →](/datasets/lei)[VAT Test Data (VAT identification numbers) — Format-shaped synthetic VAT numbers for EU/UK countries. — View dataset →](/datasets/vat)[Container Number Test Data (Container number (ISO 6346)) — Valid ISO 6346 container numbers with MOD-11 check digits. — View dataset →](/datasets/container)[IATA Air Waybill Test Data (Air waybill (IATA 600a)) — Valid 11-digit air waybill numbers with MOD-7 check digits. — View dataset →](/datasets/iata-awb)[GS1 GTIN Test Data (GS1 GTIN-14 / element string) — Valid GTIN-14 identifiers with MOD-10 check digits and element strings. — View dataset →](/datasets/gs1-gtin)[UDI Test Data (UDI (GS1 / HIBCC / ICCBBA)) — Synthetic medical-device UDI strings for GS1, HIBCC, and ICCBBA. — View dataset →](/datasets/udi)[ANSI X12 Test Data (ANSI X12 837P) — Synthetic ANSI X12 837P documents with complete ISA/GS/ST envelopes. — View dataset →](/datasets/x12)[ISO 20022 Test Data (ISO 20022 pain.001.001.09) — Synthetic ISO 20022 pain.001 credit-transfer messages. — View dataset →](/datasets/iso20022)[Peppol BIS Test Data (Peppol BIS Billing 3.0 (UBL)) — Synthetic Peppol BIS Billing 3.0 UBL invoices. — View dataset →](/datasets/peppol)[Factur-X / ZUGFeRD Test Data (Factur-X / ZUGFeRD (CII)) — Synthetic Factur-X (CII) e-invoice XML. — View dataset →](/datasets/factur-x)[CBAM Test Data (EU CBAM goods data) — Synthetic EU CBAM goods rows with CN codes and embedded emissions. — View dataset →](/datasets/cbam)[EPCIS Test Data (GS1 EPCIS 2.0 JSON-LD) — Synthetic GS1 EPCIS 2.0 JSON-LD supply-chain events. — View dataset →](/datasets/epcis)