Validation rules

BR-DEC-16 — EN 16931 rule

The paid amount (BT-113) uses more than 2 decimal places — EN 16931 allows at most 2.

Rule: BR-DEC-16 — official EN 16931 / XRechnung rule
Severity: error
Detected by: tier 3 — KoSIT validator (authoritative)
Reachability: Not expressible through the normbill invoice model — documented for completeness

When invoice.paid_amount (BT-113) is set, the serializer writes cbc:PrepaidAmount and PayableAmount = BT-112 − BT-113.

How to fix it

Round cbc:PrepaidAmount to 2 decimals.

BR-DEC-16 auf Deutsch — was bedeutet der Fehler?

Der bereits gezahlte Betrag (BT-113) hat mehr als 2 Nachkommastellen. EN 16931 erlaubt höchstens 2 Dezimalstellen — der KoSIT-Validator lehnt die Rechnung ab.

So beheben Sie den Fehler

Runden Sie cbc:PrepaidAmount / invoice.paid_amount auf 2 Nachkommastellen. normbill schreibt PrepaidAmount und PayableAmount = BT-112 − BT-113, wenn paid_amount gesetzt ist.

Related rules

BR-DEC-15 — The invoice total VAT amount in the accounting currency (BT-111, the second cac:TaxTotal/cbc:TaxAmount…
BR-DEC-17 — The rounding amount (BT-114) uses more than 2 decimal places — EN 16931 allows at most 2.
BR-DEC-14 — totals.gross (BT-112) has more than 2 decimal places — EN 16931 allows at most 2.
BR-DEC-18 — The amount due for payment (BT-115) uses more than 2 decimal places — EN 16931 allows at most 2.
BR-DEC-13 — totals.tax (BT-110) has more than 2 decimal places — EN 16931 allows at most 2.
BR-DEC-19 — A VAT category taxable amount (BT-116) uses more than 2 decimal places — EN 16931 allows at most 2.

Official sources

Every 422 from the API lists the rule id, the path in your request JSON, a plain-language message and a suggested fix — see the docs overview for the report format.

Or try it live: drop any XRechnung XML on the free validator — same KoSIT-backed report, no account.