SWIFT ISO 15022 - Code EMPL Meaning Employee Identification Number: Number assigned to a specific employee for employee trade reporting. Usages Message type Field number Tag MT515 (Client Confirmation of Purchase or Sale) 29 95a (Party) MT670 (Standing Settlement Instruction Update Notification Request) 23 95a (Party) MT671 (Standing Settlement Instruction Update Notification) 18 95a (Party)