Reference
Markdown exportBT-53 Buyer Post Code
The postal code of the area where the buyer's address is located. For Germany, this is a 5-digit code.
Quick answer
Buyer details
Who receives the invoice and which buyer records or routing data must match.
Quick actions
In plain language
The postal code of the area where the buyer's address is located. For Germany, this is a 5-digit code.
The postal code of the area where the buyer's address is located. For Germany, this is a 5-digit code.
Essential for postal routing and identifying the correct government district or administrative region
What you usually enter here
5-digit code for Germany, varying formats for other countries
Typical valid values include: 10117, 80539, 20095, 53113
Mandatory field for complete address specification according to EN 16931 and German postal regulations
What goes wrong often
Avoid values like: 1011, 101177, D-10117, 10117 Berlin
Relevant rule codes: BR-DE-9
Examples in context
Essential for postal routing and identifying the correct government district or administrative region
Mandatory field for complete address specification according to EN 16931 and German postal regulations
Valid Examples
- 10117
- 80539
- 20095
- 53113
- 60311
- 70173
Invalid Examples
- 1011
- 101177
- D-10117
- 10117 Berlin
- PLZ 10117
XML mapping and field facts
Open the technical reference if you need XML paths, validator rule codes, legal wording, or schema-specific mapping details.
Field ID:
BT-53
Data Type:
text
Cardinality:
1..1
Requirement:
Mandatory
Max Length:
20 characters
Since Version:
XRechnung 1.0+
XML Implementation
/Invoice/cac:AccountingCustomerParty/cac:Party/cac:PostalAddress/cbc:PostalZone/CrossIndustryInvoice/SupplyChainTradeTransaction/ApplicableHeaderTradeAgreement/ram:BuyerTradeParty/ram:PostalTradeAddress/ram:PostcodeCodeValidation Rules
BR-DE-9
BR-DE-9
Next step
Check whether your XRechnung sets BT-53 correctly
Upload the XML file to the free validator. It applies the KoSIT rules for XRechnung 3.0 and names each finding with its rule ID, for this field for example BR-DE-9. Creating a new invoice instead? The converter checks the invoice against the same rules and shows the findings before download.
Free, no account needed. XML file up to 2 MB.
Why the standard cares about this field
Business Context
Essential for postal routing and identifying the correct government district or administrative region
Legal Requirement
Mandatory field for complete address specification according to EN 16931 and German postal regulations
FAQ
What are common postal codes for German government institutions?
Berlin government district: 10117-10999, Bonn federal area: 53100-53299, Munich Bavaria: 80000-81999, Hamburg: 20000-21999. Use the specific code for the exact address.
Do federal ministries have special postal codes?
No, federal ministries use regular postal codes for their location. For example, ministries in Berlin use codes like 10117, 10178, 10963 depending on their specific address.
How do I find the correct postal code for a public institution?
Check the institution's official website, use Deutsche Post's postal code lookup, or verify with the organization directly. Government directories often provide complete addresses.