# FX-SCH-A-000150

Source: https://xmlvalid.com/rules/FX-SCH-A-000150

> The VAT category tax amount (BT-117) in a VAT breakdown (BG-23) where the VAT category code (BT-118) is "Not subject to VAT" shall be 0 (zero).

- Level: error
- Rule sets: Factur-X MINIMUM rules 1.09, Factur-X BASIC rules 1.09
- Context: `//rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax[ram:CategoryCode = 'O']`
- Test: `ram:CalculatedAmount = 0`

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