BR-DEC-20
The allowed maximum number of decimals for the VAT category tax amount (BT-117) is 2.
What does this rule mean?
A breakdown’s tax amount (BT-117) has more than two decimals.
The standard carries payable amounts at two decimals — a third one is an amount nobody can transfer, and it tips every later total.
- BT-117
- VAT category tax amount
Official rule message (standard)
The allowed maximum number of decimals for the VAT category tax amount (BT-117) is 2.
Where the rule applies
Syntax: CII · UBL
The same rule, expressed twice: UBL and CII name the same fields with different paths. Running a CII file against the UBL rules is why you get errors that mean nothing.
UBL
cac:TaxTotal/cac:TaxSubtotal
CII
//ram:ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax
Technical test
The rule passes when this Schematron expression holds true:
string-length(substring-after(ram:CalculatedAmount,'.'))<=2How to fix it
Touches amounts, VAT or IBAN. We never change these automatically — correct them in your source data.
Round BT-117 to two decimals — then check that the totals still add up.
Correct the affected entry in your XML, then re-check the invoice. Validation runs locally in your browser — your file never leaves your machine.
Check an e-invoice here
Drop an XML or ZUGFeRD PDF file here. Validation runs locally in your browser against EN 16931 — your file never leaves your machine.