# FX-SCH-A-000005

Source: https://xmlvalid.com/rules/FX-SCH-A-000005

> An Invoice shall have the Amount due for payment (BT-115).

- Level: error
- Rule sets: Factur-X MINIMUM rules 1.09, Factur-X BASIC rules 1.09
- Context: `//ram:SpecifiedTradeSettlementHeaderMonetarySummation`
- Test: `(ram:DuePayableAmount)`

Validate a document against these rules: https://xmlvalid.com/validate