Validation Rules
AccountIdentificationRule: If this message is linked to an account opening request and the account identification is not yet known then the value of the AccountIdentification element in BulkExecutionDetails/IndividualExecutionDetails/InvestmentAccountDetails must be UNKNOWN.
OrderReferenceRule: If this message is not solicited by the receiver, then the value of the OrderReference element in every occurrence of BulkExecutionDetails/IndividualExecutionDetails must be UNSOLICITED.
RelatedPartiesDetailsRule: Either RelatedPartiesDetails or BulkExecutionDetails/IndividualExecutionDetails/RelatedPartiesDetails may be present, but not both.