# BR-GA-6

Source: https://xmlvalid.com/rules/BR-GA-6

> The value of each Payment Means reference (NL-GA-02) MUST correspond with one and only one Payment means identifier (NL-GA-04)

- Level: error
- Rule sets: SI-UBL 2.0 G-account rules (NLCIUS, UBL) 1.0.2.13
- Context: `/ubl:Invoice/cac:PaymentTerms/cbc:PaymentMeansID`
- Test: `. = $payment-means-ids`

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