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BT-14 Sales order reference

Reference to the seller-side sales order behind the invoice.

Quick answer

Invoice basics

Core document identifiers, dates, process identifiers, and high-level invoice context.

Quick actions

In plain language

Reference to the seller-side sales order behind the invoice.

Reference to the seller-side sales order behind the invoice.

This helps the seller, buyer, and ERP systems reconcile the invoice against the internal order process.

What you usually enter here

Internal sales order identifier

Typical valid values include: SO-88421

Optional according to EN 16931-1.

What goes wrong often

Avoid values like: , AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

Examples in context

This helps the seller, buyer, and ERP systems reconcile the invoice against the internal order process.

Optional according to EN 16931-1.

Valid Examples

  • SO-88421

Invalid Examples

  • AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

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-14

Data Type:

text

Cardinality:

0..1

Requirement:

Optional

Max Length:

50 characters

Since Version:

Optional

XML Implementation

UBL 2.1 Syntax
/Invoice/cac:OrderReference/cbc:SalesOrderID
CII (UN/CEFACT) Syntax
/CrossIndustryInvoice/SupplyChainTradeTransaction/ApplicableHeaderTradeAgreement/ram:SellerOrderReferencedDocument/ram:IssuerAssignedID

Next step

Create an XRechnung from your PDF

The converter reads the invoice and shows the fields it found before download, so you can check and correct the values. No PDF? Fill in the XRechnung directly in the form.

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Why the standard cares about this field

Business Context

This helps the seller, buyer, and ERP systems reconcile the invoice against the internal order process.

Legal Requirement

Optional according to EN 16931-1.

Official sources and tools