# aligned-ibrp-006

Source: https://xmlvalid.com/rules/aligned-ibrp-006

> Tax point date (ibt-007) and tax point date code (ibt-008) are mutually exclusive.

- Level: error
- Rule sets: PINT A-NZ rules (Australia and New Zealand) 1.1.3
- Context: `/ubl:Invoice | /cn:CreditNote`
- Test: `(exists(cbc:TaxPointDate) and not(cac:InvoicePeriod/cbc:DescriptionCode)) or (not(cbc:TaxPointDate) and exists(cac:InvoicePeriod/cbc:DescriptionCode)) or (not(cbc:TaxPointDate) and not(cac:InvoicePeriod/cbc:DescriptionCode))`

Validate a document against these rules: https://xmlvalid.com/validate