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Error

FX-SCH-A-001056: A line seller's electronic address block needs exactly one address

In short

Error: fails the selected checks.

FX-SCH-A-001056 means the electronic address block for the seller on your invoice line contains no ram:URIID element or more than one. Keep one ram:URIID containing the intended electronic address.

On this page

What it means

In Factur-X and ZUGFeRD Extended, each ram:URIUniversalCommunication directly under the line's ram:ItemSellerTradeParty must contain one ram:URIID. The test counts child elements; it does not inspect how many addresses are written inside one element or check the address itself.

Why it matters

Each electronic communication block has one address field in this XML structure.

How to fix it

Correct ram:URIUniversalCommunication under ram:ItemSellerTradeParty in the line's ram:SpecifiedLineTradeAgreement. Add the missing ram:URIID or remove duplicate elements, leaving one with the actual electronic address. Export the corrected file and check it again.

Once the file is corrected, check it again for free: Validate a ZUGFeRD invoice

Or fix the invoice in a form and download the corrected file, for 1 credit: Fix a rejected e-invoice Beta

The rule as published

Element 'ram:URIID' must occur exactly 1 times.

Where this rule applies

Rule set Version
Factur-X 1.09 EXTENDED 1.0.9-2
ZUGFeRD 2.5 EXTENDED 2.5.2
Rule text from phive-rules 4.6.4.

Check your file

Drop your e-invoice to see whether FX-SCH-A-001056 still fails, and which other rules do.

Updated 6 November 2026