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Error

BR-FXEXT-BR-24: Each invoice line needs a line amount excluding VAT

In short

Error: fails the selected checks.

BR-FXEXT-BR-24 means an invoice line has no net amount, which is the line total excluding VAT. Fix it by entering that amount on the line, normally the quantity times the unit price, less any discount on the line and plus any charge on it.

On this page

What it means

Each normal invoice line (BG-25) must state its line net amount (BT-131), the amount excluding VAT for that line. The check looks for the line total in the monetary summary of the line. A line is normal when its subtype (BT-X-8) is DETAIL or not given.

Why it matters

The line amounts add up to the invoice total without VAT, which the VAT is based on. A line without an amount breaks that total, and the invoice is rejected.

How to fix it

Open the line and check that its amount excluding VAT is filled in. In most software it is calculated from the quantity and the unit price, so an empty amount usually means one of those is missing or the line was imported without a total. Add the missing figure and recalculate the invoice totals.

The rule as published

Each Invoice line (BG-25) shall have an Invoice line net amount (BT-131), if the "Subtype of invoice line item" (BT-X-8) has the value "DETAIL" or is not specified.

Business terms: BG-25, BT-131

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 BR-FXEXT-BR-24 still fails, and which other rules do.

Updated 6 November 2026