Skip to content

BT-129: Invoiced Quantity

The quantity of items or services invoiced for this line.

BT-129•Mandatory (1..1)•EN 16931-1 / XRechnung 3.0 / ZUGFeRD 2.3

Technical Specification

Requirement & Cardinality
1..1(Mandatory)

Mandatory (1..1) per line with unit code (BT-130)

Data Type
Number (Decimal value, up to 4 decimal places)

Semantic data format according to European Standard EN 16931-1

XML Syntax Mappings
UBL 2.1(XRechnung / Peppol BIS)
Invoice/cac:InvoiceLine/cbc:InvoicedQuantity
UN/CEFACT CII D16B(ZUGFeRD 2.3 / Factur-X)
rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:IncludedSupplyChainTradeLineItem/ram:SpecifiedLineTradeDelivery/ram:BilledQuantity

What does BT-129 mean?

BT-129 specifies the invoiced quantity. The XML element carries the required unitCode attribute (BT-130). Multiplied by unit price (BT-146) to compute line amount (BT-131).

XML Syntax & Code Example

OASIS UBL 2.1 (XRechnung)
<cbc:InvoicedQuantity unitCode="HUR">8.5</cbc:InvoicedQuantity>

Business Rules & Schematron Checks

BR-22

Each Invoice line shall have an Invoiced quantity (BT-129).

Check BT-129 in your invoice

Use the XML paths above to locate BT-129. A snippet illustrates this field; it is not a complete invoice. After correcting a value in the source application, export and check the entire file again.

Find rule violations in the validatorRead invoice values in the viewer

Official specifications and rule sets

Requirements depend on the invoice profile and version. Consult the matching specification for mandatory fields, code lists and rules; Peppol-specific requirements do not automatically apply to every ZUGFeRD invoice.

Related Business Terms (BTs)

BT-126
Invoice Line Identifier
Unique identifier for the individual invoice line.
BT-130
Invoiced Quantity Unit Code
Standard unit of measure code from UN/ECE Rec 20 (e.g. C62 for piece, HUR for hour, DAY for day).
BT-131
Invoice Line Net Amount
The total net amount for the invoice line excluding VAT, after discounts.
BT-146
Item Net Price
The net price of one unit of the item or service.

Create compliant E-Invoices easily

Create XRechnung and ZUGFeRD invoices in Billance and check the exported file locally. Use this guide to understand BT-129 and review your invoice details before sending.

Download Billance FreeView Pricing