ValutovaEN 16931 · § 14 UStG

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Valutova (EN) / EN 16931 & KoSIT Validation Rules / BR-CO-10

BR-CO-10EN 16931 (CEN) · BT-106 / BT-131 (LineExtensionAmount)

VAT Audit Risk: HIGH

Rule BR-CO-10: Sum of Invoice Line Net Amounts (BT-106) Mismatch

The header total of line net amounts (BT-106) does not equal the mathematical sum of all individual line net amounts (BT-131).

1. Root Cause in the XML Dataset

Floating-point rounding error in the supplier's billing software.

2. How to Resolve & Request a Corrected Invoice

Reject the invoice and request a mathematically consistent EN 16931 XML file.

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Auditing invoice against EN 16931 and § 14 UStG…

Other Common E-Invoice Validation Rules (EN 16931 / KoSIT)

Rule BR-DE-1: Missing Payment Means (BG-16) in XRechnung

Rule BR-DE-2: Missing Seller Contact Group (BG-6)

Rule BR-DE-15: Missing Buyer Reference / Leitweg-ID (BT-10)

Rule BR-DE-16: Missing Seller VAT ID (BT-31) or Tax Number (BT-32)

Rule BR-DE-18: Invalid Skonto Syntax in Payment Terms (BT-20)

Rule BR-DE-23: Missing Payee IBAN (BT-84) for Credit Transfer

Rule BR-CO-10: Sum of Invoice Line Net Amounts (BT-106) Mismatch

Rule BR-CO-15: Invoice Gross Total (BT-112) ≠ Net (BT-109) + VAT (BT-110)

Rule BR-CO-26: Missing Seller Identifier (BT-29, BT-30, or BT-31)

Rule BR-S-02: Standard Rated VAT (Category S) Missing Seller Tax ID

Non-Compliant ZUGFeRD Profile (MINIMUM or BASIC-WL) under German Tax Law