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BR-S-06:Standard rate VAT calculation error
VAT amount must equal taxable amount × rate.
We can fix this automatically
AUTO-FIX1. Find items with this category but non-zero rate. 2. Set rate to 0. 3. Or suggest different category if rate is intentional.
No manual changes needed
Upload and Fix NowWhy This Error Matters
Invoice will be rejected. Standard rated VAT (category S) requires seller VAT registration, positive VAT rate, and correct tax calculations. Missing elements prevent tax compliance verification.
How to Fix It
1
Calculate VAT
TaxableAmount × rate / 100
2
Round and compare
Small differences (< 0.02) acceptable
Technical Details
XPath: /Invoice/cac:TaxTotal/cac:TaxSubtotal[cac:TaxCategory/cbc:ID="S"]/cbc:TaxAmountCommon Causes
- Standard rated allowance has zero or missing VAT rate
- BT-96 must be greater than 0 for category S allowance
- Document allowance S category missing positive rate
- Standard rate allowance needs VAT percentage
- Allowance VAT rate not set for standard category
Frequently Asked Questions
VAT amount must equal taxable amount × rate.
Recalculate: TaxAmount = TaxableAmount × Percent / 100. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, BR-S-06 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-S-06 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues, including standard rate vat calculation error.
See Also
Related Errors
Last updated: 16 January 2026
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