TagField NameData TypeUnion DatatypeDescriptionAddedDepr.Enums from tagValid values
22IDSourcechar

Identifies class of alternative SecurityID

100+ are reserved for private security identifications

FIX.2.7
1=

CUSIP

[CUSIP]
2=

SEDOL

[SEDOL]
3=

QUIK

[QUIK]
4=

ISIN number

[ISINNumber]
5=

RIC code

[RICCode]
Used in messages:
[Advertisement] [Allocation] [ExecutionReport] [IOI] [OrderCancelReplaceRequest] [OrderCancelRequest] [OrderList] [OrderSingle] [Quote] [QuoteRequest]