CII-SR-458
IssuerAssignedID with TypeCode 130 should exist maximum once
warning: reported, still valid
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:ApplicableHeaderTradeAgreement
Test
( count(ram:AdditionalReferencedDocument[ram:TypeCode='130']) <= 1)
Checked with EN 16931 Invoice (CII)