FX-SCH-A-000202
An Invoice line (BG-25) shall have an Invoiced quantity unit of measure code (BT-130).
error: the document is invalid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
Message
[BR-23] An Invoice line (BG-25) shall have an Invoiced quantity unit of measure code (BT-130).
Context
//ram:IncludedSupplyChainTradeLineItem
Test
(ram:SpecifiedLineTradeDelivery/ram:BilledQuantity/@unitCode)
Checked with Factur-X / ZUGFeRD BASIC