# BT-23 — Business process type

> https://billhorse.com/en/terms/bt-23/

Identifies the business process in which the invoice is exchanged. Peppol BIS, for instance, uses urn:fdc:peppol.eu:2017:poacc:billing:01:1.0 here.

## Where does it live in the XML?

- UBL: `cbc:ProfileID`
- CII: `rsm:ExchangedDocumentContext/ram:BusinessProcessSpecifiedDocumentContextParameter/ram:ID`