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AT-R-003:Austrian postal code format

Austrian postal codes should be 4 digits.

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NEEDS INPUT

Requires user to provide valid 4-digit Austrian postal code

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Why This Error Matters

Proper postal code ensures delivery.

How to Fix It

1

Check format

Must be exactly 4 digits

2

Verify code

Valid Austrian PLZ

Technical Details

XPath: //cac:PostalAddress[cac:Country/cbc:IdentificationCode="AT"]/cbc:PostalZone

Common Causes

  • Wrong digit count
  • Invalid PLZ

Frequently Asked Questions

Austrian postal codes should be 4 digits.
Use 4-digit Austrian postal code. Invoice Navigator can help identify and fix this issue.
AT-R-003 is a warning that should be addressed.

See Also

🇦🇹

E-Invoicing in Austria

Requirements & common errors

Related Errors

AT-R-002

Austrian UID number format invalid

Last updated: 18 January 2026

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