erroren16931

BR-DEC-21:Tax total: max 2 decimals

TaxTotal/TaxAmount allows maximum 2 decimal places.

Fix this in your source system

MANUAL

Tax total amounts must have maximum 2 decimal places. Automatic rounding of tax amounts is not permitted as it affects VAT calculations. Fix the tax calculation in your source system to produce proper 2-decimal values.

See the step-by-step instructions below to fix this error manually.

Why This Error Matters

Total VAT must have proper precision.

How to Fix It

1

Check tax total

TaxTotal/TaxAmount precision

2

Round

Sum of subtotals, rounded

Technical Details

XPath: /Invoice/cac:TaxTotal/cbc:TaxAmount

Common Causes

  • Sum of rounded subtotals may need rounding

Frequently Asked Questions

TaxTotal/TaxAmount allows maximum 2 decimal places.
Round total VAT to 2 decimals. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, BR-DEC-21 is a critical error that will cause invoice rejection. It must be fixed before submission to ensure your invoice is accepted by the recipient's system.
Many instances of BR-DEC-21 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues, including tax total: max 2 decimals.

See Also

EN 16931 Validator

Check your invoice now

Related Errors

BR-DEC-20

VAT tax amount: max 2 decimals

Last updated: 18 January 2026

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