CII-SR-072
Value should exist maximum once.
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.
Context
/rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:IncludedSupplyChainTradeLineItem/ram:SpecifiedTradeProduct/ram:ApplicableProductCharacteristic
Test
(count(ram:Value) =1)
Checked with EN 16931 Invoice (CII)