BR-CO-10: what it means and how to fix it

The sum of invoice line net amounts must equal the total of the line net amounts.

RuleBR-CO-10
StandardEN 16931-1, the European standard for electronic invoices
SeverityError (the invoice is not conformant)
ConcernsBT-106: Sum of invoice line net amounts

How to fix it

Recompute the line total from the lines, or correct the line that is off.

Where the field is in the XML

TermCII (XRechnung-CII, ZUGFeRD, Factur-X)UBL (XRechnung-UBL, Peppol)
BT-106
Sum of invoice line net amounts
ram:SpecifiedTradeSettlementHeaderMonetarySummation/ram:LineTotalAmountcac:LegalMonetaryTotal/cbc:LineExtensionAmount

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://agent-data-tools.revmesh2074.workers.dev/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-CO-10 mean?

The sum of invoice line net amounts must equal the total of the line net amounts. It is a rule of EN 16931-1, the European standard for electronic invoices.

How do I fix BR-CO-10?

Recompute the line total from the lines, or correct the line that is off.

Is BR-CO-10 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.