‹ COBS 10.3.1 COBS 10.3.3 › COBS 10.3.2 Past version: effective from 21/10/2015 - 20/10/2015 To view other versions open the versions tab on the right A CSD must ensure that securities are recorded in book-entry form prior to the trade date. ‹ COBS 10.3.1 COBS 10.3.3 ›