Validation rules

BR-DEC-05 — EN 16931 rule

A document-level charge amount (BT-99) has more than 2 decimal places.

Rule: BR-DEC-05 — official EN 16931 / XRechnung rule
Severity: error
Business term: BT-99

How to fix it

Round invoice.charges[*].amount to 2 decimals — normbill never silently rounds your amounts.

BR-DEC-05 auf Deutsch — was bedeutet der Fehler?

Ein Zuschlagsbetrag auf Dokumentebene (BT-99) hat mehr als 2 Nachkommastellen — EN 16931 erlaubt höchstens 2.

So beheben Sie den Fehler

Runden Sie invoice.charges[*].amount auf 2 Nachkommastellen.

Related rules

BR-36 — A document-level charge (BG-21) has no charge amount (BT-99).
BR-DEC-06 — A document-level charge base amount (BT-100) has more than 2 decimal places.
BR-DEC-02 — A document-level allowance base amount (BT-93) has more than 2 decimal places.
BR-DEC-01 — A document-level allowance amount (BT-92) has more than 2 decimal places.
BR-DEC-09 — The sum of line net amounts (BT-106) uses more than 2 decimal places — EN 16931 allows at most 2.
BR-DEC-10 — The sum of document-level allowances (BT-107) 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.