Error Guide

🇬🇷 GR-R-001-1: When the Supplier is Greek, the Invoice Id should consist of 6 segments in Greece

ErrorPlannedAuto-fixable

Greek supplier invoices must have an Invoice ID consisting of 6 segments. This special format is required for Greek tax authority (AADE) reporting.

Quick Facts

Severity

Error (rejection)

Ruleset

CIUS-GR (Greece)

Fix Confidence

75%

Mandate

Planned

Fix Type

Automatic

Why This Matters in Greece

Greece is planning e-invoicing using myDATA XML, EN 16931, Peppol BIS 3.0 (for B2G delivery). Invoices with this error will be rejected. They cannot be processed for Greece compliance.

Invoice Navigator automatically fixes this error. No manual intervention needed.

How to Fix GR-R-001-1

Greek supplier invoices must have an Invoice ID consisting of 6 segments. This special format is required for Greek tax authority (AADE) reporting.

Example: Before & After

Before (invalid)

<Invoice>
  <!-- Issue: When the Supplier is Greek, the Invoice Id should consist of -->
</Invoice>

After (fixed)

<Invoice>
  <!-- Issue resolved per CIUS-GR (Greece) -->
</Invoice>

Greece E-Invoicing Requirements

Phase

Status

Scope

myDATA reporting

Live (Jul 2021)

All businesses (mandatory)

B2G

Live (Sep 2025)

All public contracts

B2B Phase A

Live (Feb 2026)

Large businesses (>€1M revenue in 2023)

B2B Phase B

Oct 2026

All remaining businesses

Common Causes

•Invoice ID does not have 6 segments
•Standard invoice numbering used instead of Greek format
•ERP does not generate Greek-compliant invoice IDs
•Segments not properly separated
•Non-Greek template used for Greek invoice

Fix GR-R-001-1 automatically

Upload your invoice and let Invoice Navigator auto-remediate this error.

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