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Error

FX-SCH-A-001057: The scheme of an item seller's electronic address is required

In short

Error: fails the selected checks.

FX-SCH-A-001057 means the electronic address of the seller on your invoice line is missing its schemeID attribute. Add the scheme code that matches the actual address type, such as 0088 for a GLN or EM for an email address.

On this page

What it means

Each ram:URIID inside ram:URIUniversalCommunication under the line's ram:ItemSellerTradeParty is checked for a schemeID attribute. This test checks that the attribute exists, not whether its value is empty or permitted.

Why it matters

The scheme identifies how the electronic address is represented, for example as a GLN or an email address.

How to fix it

Add schemeID to the affected ram:URIID in the line seller's ram:URIUniversalCommunication. Use the code for the address you actually provide, rather than changing its type without changing the address. Scheme values are checked separately by FX-SCH-A-001058. 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

Attribute '@schemeID' is required in this context.

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-001057 still fails, and which other rules do.

Updated 6 November 2026