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Error

FX-SCH-A-000552: Use a permitted standard item identifier scheme

In short

Error: fails the selected checks.

FX-SCH-A-000552 means your standard item identifier has a non-empty scheme code that the Basic profile does not permit. Set ram:GlobalID's schemeID attribute to the permitted code for the numbering system you use, such as 0160 for a GTIN.

On this page

What it means

This rule checks schemeID, the standard item identifier scheme (BT-157-1), on ram:GlobalID within the line's ram:SpecifiedTradeProduct. It compares non-empty values with the Basic profile's permitted ISO 6523 ICD codes for Factur-X and ZUGFeRD. An empty value passes this particular test; attribute presence is checked separately.

Why it matters

A standard scheme code identifies the numbering system consistently. A label such as GTIN is not a substitute for its scheme code.

How to fix it

Check the numbering system of the identifier, then put its permitted four-digit code in ram:GlobalID's schemeID attribute. For a GTIN, use 0160. If the identifier is your own product code, move it to ram:SellerAssignedID rather than assigning it an unrelated standard scheme. Correct the export and check the file 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

Value of '@schemeID' is not allowed.

Where this rule applies

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

Check your file

Drop your e-invoice to see whether FX-SCH-A-000552 still fails, and which other rules do.

Updated 6 November 2026