Message

The Item net price (BT-146) shall NOT be negative.

Context
cac:InvoiceLine | cac:CreditNoteLine
Test
(cac:Price/cbc:PriceAmount) >= 0
Usage
/ ubl:Invoice / cac:InvoiceLine / cac:Price / cbc:PriceAmount
/ ubl:CreditNote / cac:CreditNoteLine / cac:Price / cbc:PriceAmount