# F-INV153

Source: https://xmlvalid.com/rules/F-INV153

> Invalid LineID. Must contain a value

- Level: error
- Rule sets: OIOUBL 2.1 Invoice rules (Denmark) 1.17.2
- Context: `doc:Invoice/cac:InvoiceLine/cac:OrderLineReference`
- Test: `normalize-space(cbc:LineID) != ''`

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