Type: String
Identifier for a cross order. Must be unique during a given trading day. Recommend that firms use the order date as part of the CrossID for Good Till Cancel (GT) orders.
Added in protocol FIX.4.3
See in: FIX.4.3, FIX.4.4, FIX.5.0, FIX.5.0SP2, FIX.5.0SP2 EP240.