# BG-27 — Invoice line allowances

> https://billhorse.com/en/terms/bg-27/

Discounts applying to a single line only, e.g. a volume discount on one item. They reduce the line net amount (BT-131), not the document totals directly.

## Where does it live in the XML?

- UBL: `cac:InvoiceLine/cac:AllowanceCharge`
- CII: `ram:SpecifiedLineTradeSettlement/ram:SpecifiedTradeAllowanceCharge`

## Contained fields

- [BT-136 — Invoice line allowance amount](https://billhorse.com/en/terms/bt-136/)
- [BT-137 — Invoice line allowance base amount](https://billhorse.com/en/terms/bt-137/)
- [BT-138 — Invoice line allowance percentage](https://billhorse.com/en/terms/bt-138/)
- [BT-139 — Invoice line allowance reason](https://billhorse.com/en/terms/bt-139/)
- [BT-140 — Invoice line allowance reason code](https://billhorse.com/en/terms/bt-140/)