# UBL-SR-32-SG

Source: https://xmlvalid.com/rules/UBL-SR-32-SG

> GST exemption reason text shall occur maximum once

- Level: warning
- Rule sets: PINT SG rules (Singapore) 1.4.1
- Context: `cac:TaxSubtotal`
- Test: `(count(cac:TaxCategory/cbc:TaxExemptionReason) <= 1)`

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