[ibr-121-ae]-In a VAT breakdown (IBG-23) where VAT category code (IBT-118) is 'Exempt from VAT', VAT category VAT Rate (IBT-119) shall not be provided.
ibr-121-ae
/*/cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory[normalize-space(cbc:ID) = 'E'][cac:TaxScheme/normalize-space(upper-case(cbc:ID))='VAT']
not(cac:TaxCategory)