[BR-S-01]-An Invoice that contains an Invoice line (BG-25), a Document level allowance (BG-20) or a Document level charge (BG-21) where the VAT category code (BT-151, BT-95 or BT-102) is "Standard rated" shall contain in the VAT breakdown (BG-23) at least one VAT category code (BT-118) equal with "Standard rated".
Stored validation assertion
((count(//ram:SpecifiedLineTradeSettlement/ram:ApplicableTradeTax[ram:CategoryCode='S']) + count(//ram:ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax[ram:CategoryCode='S'])) >=2 or not (//ram:SpecifiedLineTradeSettlement/ram:ApplicableTradeTax[ram:CategoryCode='S'])) and ((count(//ram:CategoryTradeTax[ram:CategoryCode='S']) + count(//ram:ApplicableHeaderTradeSettlement/ram:ApplicableTradeTax[ram:CategoryCode='S'])) >=2 or not (//ram:CategoryTradeTax[ram:CategoryCode='S']))