No longer used as of FIX 4.4. Included here for reference to prior versions.
*** REPLACED FIELD - See Appendix 6-F: 20.Removed various Settlement Instructions-related fields [Replaced in FIX 4.4] ***
Broker's account code at the depository (i.e. CEDEL ID for CEDEL, FINS for DTC, or Euroclear ID for Euroclear) if Settlement Location is a depository