cac:PowerOfAttorney
- Namespace
 cacurn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2- Child elements
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Card Name Description 0..1 cac:AgentParty Agent party
 - Rules
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Identifier/Error message Flag PEPPOLBIS-ESPD-RES-B04301 
Document MUST NOT contain elements not part of the data model.fatal