Error Guide

🇦🇹 AT-R-003: Austrian postal code format in Austria

ErrorB2G MandatoryNeeds Input

Austrian postal codes should be 4 digits.

Quick Facts

Severity

Error (rejection)

Ruleset

CIUS-AT (Austria)

Mandate

B2G Only

Fix Type

Needs input

Why This Matters in Austria

Austria requires (B2G) e-invoicing using ebInterface 6.0, Peppol BIS Billing 3.0. Invoices with this error will be rejected. They cannot be processed for Austria compliance.

How to Fix AT-R-003

1
Check format
Must be exactly 4 digits
2
Verify code
Valid Austrian PLZ

Example: Before & After

Before (invalid)

<Invoice>
  <!-- Issue: Austrian postal codes must be 4 digits -->
</Invoice>

After (fixed)

<Invoice>
  <!-- Issue resolved per CIUS-AT (Austria) -->
</Invoice>

Austria E-Invoicing Requirements

Phase

Status

Scope

B2G

Live (Jan 2014)

All federal government suppliers

B2B mandate

2027-2028

Expected under ViDA

Common Causes

•Wrong digit count
•Invalid PLZ

Fix AT-R-003 automatically

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

Try the Validator Austria Guide →