[aligned-ibrp-z-09]-The VAT category tax amount (ibt-117) in a VAT breakdown (ibg-23) where VAT category code (ibt-118) is "Zero rated" MUST equal 0 (zero).
aligned-ibrp-z-09
/*/cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory[normalize-space(cbc:ID) = 'Z'][cac:TaxScheme/normalize-space(upper-case(cbc:ID))='VAT']
xs:decimal(../cbc:TaxAmount) = 0