# BR-GA-2

Source: https://xmlvalid.com/rules/BR-GA-2

> The number of Payment Instructions (BG-16) in each invoice MUST be two.

- Level: error
- Rule sets: SI-UBL 2.0 G-account rules (NLCIUS, UBL) 1.0.2.13
- Context: `/ubl:Invoice`
- Test: `count(cac:PaymentMeans) = 2`

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