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Error

FX-SCH-A-000543: Keep one indicator in each line discount

In short

Error: fails the selected checks.

FX-SCH-A-000543 means a discount on your invoice line contains more than one ram:ChargeIndicator. Keep one ram:ChargeIndicator containing udt:Indicator with the value false in that discount block.

On this page

What it means

Line discounts (BG-27) and charges (BG-28) use ram:SpecifiedTradeAllowanceCharge. This rule selects line blocks containing ram:ChargeIndicator/udt:Indicator with the value false, then requires one ram:ChargeIndicator in each selected block. A block with no indicator is outside this rule's context.

Why it matters

The indicator distinguishes a discount from a charge. Repeating it creates an invalid structure and can introduce conflicting classifications within the same block.

How to fix it

In the affected ram:SpecifiedTradeAllowanceCharge under ram:SpecifiedLineTradeSettlement, remove the repeated ram:ChargeIndicator elements. Leave one containing udt:Indicator set to false. Do not remove separate, genuine discounts merely because there is more than one discount on the line. Correct the XML output and check the new file.

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:ChargeIndicator' must occur exactly 1 times.

Where this rule applies

Rule set Version
Factur-X 1.09 BASIC 1.0.9-2
Factur-X 1.09 EN 16931 1.0.9-2
Factur-X 1.09 EXTENDED 1.0.9-2
ZUGFeRD 2.5 BASIC 2.5.2
ZUGFeRD 2.5 EN 16931 2.5.2
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-000543 still fails, and which other rules do.

Updated 6 November 2026