# F-INV102

Source: https://xmlvalid.com/rules/F-INV102

> Use either ID or SpecialTerms

- Level: error
- Rule sets: OIOUBL 2.1 Invoice rules (Denmark) 1.17.2
- Context: `doc:Invoice/cac:DeliveryTerms`
- Test: `cbc:ID and cbc:SpecialTerms`

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