6.2.3 This is not sufficient to individuate the financial instrument,
however, as organizations issue financial instruments with exactly the same name but that trade on different exchanges.
This is a distinction that is absent in other identifiers, but serves as an individuating characteristic for FIGI.If FIGI is used a the master key in a reference database inconsistencies arise "
I do ot believe the FIGI implementation adheres to this - namely
1) All preferred's on North American Exchanges have the same FIGI yet these a discrete tradeabe instruments on different exchanges , exactly like cash equities
EP053763@SYBT Pfd
EP053763@SBOX Pfd,
2) Multiple FIGI's can exist for the same Index Instrument
Original Alternative
M00IEF$O M1EFMVOL
MMDLESU MXEUGMC
M3DE MSDUGR
3) BBG create duplicate futures for option series , these all have different FIGI yet they link to the same instrument
EDZ1 Comdty GEZ1 Comdty