{
  "id": "BR-Z-10",
  "country": "EU",
  "syntax": "ubl",
  "group": "zero-rated",
  "severity": "fatal",
  "severity_note": "fatal, from the Flag column of the Peppol BIS Billing 3.0 UBL rules index retrieved 2026-10-17.",
  "spec": "Peppol BIS Billing 3.0, May 2026 release, EN 16931 model bound to UBL",
  "statement": "A VAT breakdown (BG-23) with VAT Category code (BT-118) \"Zero rated\" shall not have a VAT exemption reason code (BT-121) or VAT exemption reason text (BT-120).",
  "statement_lang": "en",
  "context": "/*/cac:TaxTotal/cac:TaxSubtotal/cac:TaxCategory[normalize-space(cbc:ID) = 'Z'][cac:TaxScheme/normalize-space(upper-case(cbc:ID))='VAT']",
  "test": "not((cbc:TaxExemptionReason) or (cbc:TaxExemptionReasonCode))",
  "meaning": "A VAT breakdown whose category is \"Zero rated\" must not include a VAT exemption reason code (BT-121) or a VAT exemption reason text (BT-120). The official message says \"Zero rated\". The published test is not((cbc:TaxExemptionReason) or (cbc:TaxExemptionReasonCode)) where the category code is Z.",
  "fix": "Remove the exemption reason code and the exemption reason text from the Z breakdown.",
  "example_fail": "A VAT breakdown category code is Z and an exemption reason text or an exemption reason code is present.",
  "example_pass": "That breakdown's category code is Z and both the exemption reason text and the exemption reason code are absent.",
  "example_note": "Illustration of the condition in the official statement. Not an example published by the source.",
  "source_url": "https://docs.peppol.eu/poacc/billing/3.0/rules/ubl-tc434/BR-Z-10/",
  "source_retrieved": "2026-10-17",
  "last_verified": "2026-10-17"
}