# BT-153 Invoice Line Item Name

The name of the item, goods, or service on the invoice line.

> BT-153 (Item name) is the human-readable name of the item or service billed on the line. Mandatory under EN 16931, it should be specific enough that an auditor can match the line to the underlying delivery. Avoid generic placeholders such as "Service". Example: "Consulting services — sprint 12".
>
> BT-153 · EN 16931 / XRechnung 3.x

## BT Reference Card

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

- **BT code**: BT-153
- **Name**: Invoice Line Item Name
- **Cardinality**: Mandatory (M)
- **Business group**: BG-31 ITEM INFORMATION
- **Data type**: Text
- **Example value**: Consulting services — sprint 12

## Quick answer

The name of the item, goods, or service on the invoice line.

> **Line items**: The goods or services on each invoice line, including quantities, prices, and VAT.

- validate
- convert

## In plain language

The name of the item, goods, or service on the invoice line.

The name of the item, goods, or service on the invoice line.

Identifies the invoiced goods or services for buyer, seller, and automated procurement or inventory matching.

## What you usually enter here

Free text item name

Typical valid values include: Consulting service, Laptop computer

Defined by EN 16931 for invoice line item identification; mandatory item names and optional identifiers must follow the listed scheme and country code rules.

## What goes wrong often

Avoid values like:

Relevant rule codes: BR-25

## Examples in context

Identifies the invoiced goods or services for buyer, seller, and automated procurement or inventory matching.

Defined by EN 16931 for invoice line item identification; mandatory item names and optional identifiers must follow the listed scheme and country code rules.

## Valid Examples

- Consulting service
- Laptop computer

## Related Fields

Identifies the invoiced goods or services for buyer, seller, and automated procurement or inventory matching.

- [BT-154 Invoice Line Item Description](/resources/xrechnung/bt-154-invoice-line-item-description)
- [BT-155 Invoice Line Item Seller Identifier](/resources/xrechnung/bt-155-invoice-line-item-sellers-identifier)

## 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-153

### Data Type:
text

### Cardinality:
1..1

### Requirement:
Mandatory

### Since Version:
XRechnung 1.0+

## XML Implementation

### UBL 2.1 Syntax
```
/Invoice/cac:InvoiceLine/cac:Item/cbc:Name
```

## Validation Rules

### BR-25
BR-25

## Why the standard cares about this field

### Business Context
Identifies the invoiced goods or services for buyer, seller, and automated procurement or inventory matching.

### Legal Requirement
Defined by EN 16931 for invoice line item identification; mandatory item names and optional identifiers must follow the listed scheme and country code 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)