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Reference

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BT-161 Item Attribute Value

The value of an item attribute (BG-32), such as Red. Each item attribute needs a name and a value (BR-54).

Quick answer

Line items

The goods or services on each invoice line, including quantities, prices, and VAT.

Quick actions

Validate XMLConvert invoice

In plain language

The value describes an attribute of the invoiced item, such as its colour or size, paired with the attribute name in BT-160. Buyers can use it to compare invoice details with an order or delivery.

What you usually enter here

Free text attribute value

Typical valid values include: Red, Large

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

Where the field sits

Lines
UBL 2.1 Syntax
  1. Invoice
  2. cac:InvoiceLine
  3. cac:Item
  4. cac:AdditionalItemProperty
  5. cbc:ValueBT-161
CII (UN/CEFACT) Syntax
  1. rsm:CrossIndustryInvoice
  2. rsm:SupplyChainTradeTransaction
  3. ram:IncludedSupplyChainTradeLineItem
  4. ram:SpecifiedTradeProduct
  5. ram:ApplicableProductCharacteristic
  6. ram:ValueBT-161
BT-161 belongs to the Lines part of the invoice. UBL 2.1 Syntax: Invoice › cac:InvoiceLine › cac:Item › cac:AdditionalItemProperty › cbc:Value. CII (UN/CEFACT) Syntax: rsm:CrossIndustryInvoice › rsm:SupplyChainTradeTransaction › ram:IncludedSupplyChainTradeLineItem › ram:SpecifiedTradeProduct › ram:ApplicableProductCharacteristic › ram:Value.

What goes wrong often

Relevant rule codes: BR-54

Valid Examples

  • Red
  • Large

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-161

Data Type:

text

Cardinality:

1..1

Requirement:

Optional

XML Implementation

UBL 2.1 Syntax
/Invoice/cac:InvoiceLine/cac:Item/cac:AdditionalItemProperty/cbc:Value
CII (UN/CEFACT) Syntax
/rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:IncludedSupplyChainTradeLineItem/ram:SpecifiedTradeProduct/ram:ApplicableProductCharacteristic/ram:Value

Validation Rules

BR-54

BR-54

Next step

Check whether your XRechnung sets BT-161 correctly

Upload the XML file to the free validator. It applies the KoSIT rules for XRechnung 3.0 and names each finding with its rule ID, for this field for example BR-54. Creating a new invoice instead? The converter checks the invoice against the same rules and shows the findings before download.

Validate XMLConvert invoice

Free, no account needed. XML file up to 2 MB.

Official sources and tools

KoSIT Validator
XRechnung Standard
Test Suite