RegistID (Tag = 513, Type: String)

Unique identifier of the registration details as assigned by institution or intermediary.

Used in:

• Execution Report (8)
• New Order - Multileg (AB)
• Multileg Order Cancel/Replace Request (AC)
• New Order - Single (D)
• New Order - List (E)
• Order Cancel/Replace Request (G)
• Registration Instructions (o)
• Registration Instructions Response (p)
• New Order - Cross (s)
• Cross Order Cancel/Replace Request (t)

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