# BT-130 — Invoiced quantity unit of measure code

> https://billhorse.com/en/terms/bt-130/

The unit for the quantity (BT-129) as a UN/ECE Recommendation 20/21 code — e.g. H87 (piece), HUR (hour), KGM (kilogram). Technically an attribute on the quantity element, not an element of its own.

## Where does it live in the XML?

- UBL: `cac:InvoiceLine/cbc:InvoicedQuantity/@unitCode`
- CII: `ram:SpecifiedLineTradeDelivery/ram:BilledQuantity/@unitCode`