Isah origin
This value depends on the identification method (@schemeID) chosen for InvoiceMain.CustId (set in T_Customer on the Supply Chain tab):
Info
Buyer identifier type: en:IdentifierType
Definition
An identifier of the buyer.
Data type
xs:string
XML binding
ubl:Invoice/cac:AccountingCustomerParty/cac:Party/cac:PartyIdentification/cbc:ID