XRechnung 3.0.2 (KoSIT 2026-08-31) · UBL / CII · Severity: ERROR

XRechnung requires Seller city (BT-37)

The seller postal address must include the Seller city (BT-37).

Rule ID & Severity
BR-DE-3 · ERROR
Standard & Scope
XRechnung 3.0.2 (KoSIT 2026-08-31) · UBL / CII
XPath Condition
exists(cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:CityName[normalize-space(.) != ""])
Target XML Path
cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:CityName

Find the source field

cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cbc:CityName

Match namespace URI and element name, not a particular prefix spelling. The validator reports the full expanded-name source path when the published rule supplies a location.

Common causes

Invalid and corrected fragments

<cac:PostalAddress><cbc:PostalZone>10115</cbc:PostalZone><cac:Country><cbc:IdentificationCode>DE</cbc:IdentificationCode></cac:Country></cac:PostalAddress>
<cac:PostalAddress><cbc:CityName>Berlin</cbc:CityName><cbc:PostalZone>10115</cbc:PostalZone><cac:Country><cbc:IdentificationCode>DE</cbc:IdentificationCode></cac:Country></cac:PostalAddress>

Populate cbc:CityName (UBL) or ram:CityName (CII) in the seller postal address.

Open BR-DE-3 in xrechnung-validator →

Verify the whole document

These are fragments, not complete invoices. The exact rule is exercised by synthetic mutation tests against the stated package. Correcting one field does not prove conformance; run the full selected validator again. Published messages and severity remain authoritative.

Official BR-DE-3 source ↗

Explanation record: 2026-10-14 · Local WebAssembly / SaxonJS validation. No invoice-derived report is published as a search page.

XRechnung / Validate
No invoice uploads or storage
No invoice uploads or storage

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