# BT-110 Invoice Total VAT Amount

The total VAT amount for the entire invoice. This is the sum of all VAT category tax amounts and is critical for VAT compliance, accounting reconciliation, and tax reporting.

> BT-110 (Invoice total VAT amount) is the sum of every VAT category amount (BT-117) listed in BG-23. Mandatory under EN 16931 whenever the invoice carries any VAT. Must equal the per-category breakdown to two decimals (BR-CO-14). Example: 190.00.
>
> BT-110 · EN 16931 / XRechnung 3.x

## BT Reference Card

Canonical EN 16931 / XRechnung facts for this business term — citable from this anchor.

- **BT code**: BT-110
- **Name**: Invoice Total VAT Amount
- **Cardinality**: Mandatory (M)
- **Business group**: BG-22 DOCUMENT TOTALS
- **Data type**: Amount
- **Example value**: 190.00
- **Common error**: BR-CO-14: Invoice total VAT amount (BT-110) shall equal the sum of all BG-23 VAT category breakdowns. Mismatches between the breakdown and the total are the most common KoSIT rejection.

## Quick answer

The total VAT amount for the entire invoice. This is the sum of all VAT category tax amounts and is critical for VAT compliance, accounting reconciliation, and tax reporting.

> **Taxes and totals**: VAT treatment, tax breakdowns, and document totals that validators check closely.

## In plain language

The total VAT amount for the entire invoice. This is the sum of all VAT category tax amounts and is critical for VAT compliance, accounting reconciliation, and tax reporting.

The total VAT amount for the entire invoice. This is the sum of all VAT category tax amounts and is critical for VAT compliance, accounting reconciliation, and tax reporting.

Essential for VAT compliance, financial reporting, and automated accounting systems. Used for VAT return preparation and audit trail documentation. Critical for cross-border transactions and reverse charge scenarios.

## What you usually enter here

Decimal number with maximum 2 decimal places, no currency symbol

Typical valid values include: 19.00, 0.00, 1520.38, 99.99

Required for VAT compliance and tax reporting in EU member states. Must accurately reflect the sum of all VAT amounts charged on the invoice according to EN 16931 standards.

## What goes wrong often

Avoid values like: -19.00, 19,00, 19.999, EUR 19.00

Relevant rule codes: BR-CO-14, BR-DEC-13

## Examples in context

Essential for VAT compliance, financial reporting, and automated accounting systems. Used for VAT return preparation and audit trail documentation. Critical for cross-border transactions and reverse charge scenarios.

Required for VAT compliance and tax reporting in EU member states. Must accurately reflect the sum of all VAT amounts charged on the invoice according to EN 16931 standards.

## Valid Examples

- 19.00
- 0.00
- 1520.38
- 99.99
- 10000.00

## Invalid Examples

- -19.00
- 19,00
- 19.999
- EUR 19.00
- 19.0000

## Related Fields

Essential for VAT compliance, financial reporting, and automated accounting systems. Used for VAT return preparation and audit trail documentation. Critical for cross-border transactions and reverse charge scenarios.

- [BT-111 Invoice total VAT amount in accounting currency](/resources/xrechnung/bt-111-invoice-total-vat-amount-in-accounting-currency)
- [BT-116 VAT Category Taxable Amount](/resources/xrechnung/bt-116-vat-category-taxable-amount)
- [BT-117 VAT Category Tax Amount](/resources/xrechnung/bt-117-vat-category-tax-amount)
- [BT-118 VAT Category Code](/resources/xrechnung/bt-118-vat-category-code)
- [BT-119 VAT Category Rate](/resources/xrechnung/bt-119-vat-category-rate)

## XML mapping and field facts

Open the technical reference if you need XML paths, validator rule codes, legal wording, or schema-specific mapping details.

### Field ID:
BT-110

### Data Type:
amount

### Cardinality:
0..1

### Requirement:
Optional

### Since Version:
Optional

## XML Implementation

### UBL 2.1 Syntax
```
/Invoice/cac:TaxTotal/cbc:TaxAmount
```

### CII (UN/CEFACT) Syntax
```
/CrossIndustryInvoice/SupplyChainTradeTransaction/ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax/ram:CalculatedAmount
```

## Validation Rules

### BR-CO-14
BR-CO-14

### BR-DEC-13
BR-DEC-13

## Why the standard cares about this field

### Business Context
Essential for VAT compliance, financial reporting, and automated accounting systems. Used for VAT return preparation and audit trail documentation. Critical for cross-border transactions and reverse charge scenarios.

### Legal Requirement
Required for VAT compliance and tax reporting in EU member states. Must accurately reflect the sum of all VAT amounts charged on the invoice according to EN 16931 standards.

## FAQ

### How is the total VAT amount calculated?
The total VAT amount is the sum of all VAT category tax amounts (BT-117) across all VAT breakdowns. It should equal the VAT portion of the invoice total amount with VAT.

### Can the total VAT amount be zero?
Yes, the total VAT amount can be 0.00 for VAT-exempt transactions, zero-rated supplies, or reverse charge scenarios where VAT is handled by the buyer.

### What happens if VAT amounts don't match?
If the total VAT amount doesn't match the sum of individual VAT category amounts, validation errors will occur. This can cause invoice rejection and processing delays.

### Is VAT amount required for cross-border EU transactions?
For B2B cross-border transactions within the EU, VAT amount is typically 0.00 due to reverse charge. For B2C transactions, VAT must be calculated according to destination country rules.

## Official sources and tools

- [KoSIT Validator](https://erechnungsvalidator.service-bw.de/)
- [Invoice Converter](/pdf-to-xrechnung)
- [XRechnung Standard](https://xeinkauf.de/xrechnung/)
- [Test Suite](https://github.com/itplr-kosit/xrechnung-testsuite)