BR-AE-08: what it means and how to fix it

The taxable amount of the "Reverse charge" VAT breakdown row must equal the sum of the net amounts of its lines.

RuleBR-AE-08
StandardEN 16931-1, the European standard for electronic invoices
SeverityError (the invoice is not conformant)
ConcernsBT-116: VAT category taxable amount

How to fix it

Recompute the breakdown row's taxable amount from the lines (plus charges, minus allowances, in that category).

Where the field is in the XML

TermCII (XRechnung-CII, ZUGFeRD, Factur-X)UBL (XRechnung-UBL, Peppol)
BT-116
VAT category taxable amount
ram:ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax/ram:BasisAmountcac:TaxTotal/cac:TaxSubtotal/cbc:TaxableAmount

Check your own file for this rule

Up to 5 MB. Read in memory for this one request and not stored.

From your code

curl -H "Authorization: Bearer $API_KEY" -H "Content-Type: application/xml" \
  --data-binary @invoice.xml "https://tools.funwords.eu/einvoice/validate"

The answer lists every broken rule with its number, the field, a message with the figures from your file and the fix. E-invoice API: validate, convert to JSON, and create XRechnung or ZUGFeRD XML from JSON.

Questions

What does BR-AE-08 mean?

The taxable amount of the "Reverse charge" VAT breakdown row must equal the sum of the net amounts of its lines. It is a rule of EN 16931-1, the European standard for electronic invoices.

How do I fix BR-AE-08?

Recompute the breakdown row's taxable amount from the lines (plus charges, minus allowances, in that category).

Is BR-AE-08 an error or a warning?

An error: a validator reports the invoice as not conformant, and a recipient that validates incoming e-invoices can reject it.

Related rules

Rule numbers are those of EN 16931-1; the explanation is ours. Not tax or legal advice.