# FX-SCH-A-000123

Source: https://xmlvalid.com/rules/FX-SCH-A-000123

> The allowed maximum number of decimals for the Sum of Invoice line net amount (BT-106) is 2.

- Level: error
- Rule sets: Factur-X BASIC rules 1.09
- Context: `//ram:SpecifiedTradeSettlementHeaderMonetarySummation`
- Test: `string-length(substring-after(ram:LineTotalAmount,'.'))<=2`

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