No longer used as of FIX 4.3. Included here for reference to prior versions.
*** REPLACED FIELD - See Appendix 6-F: 18.Removed unused field: SecDefStatus (tag 653) [Replaced in FIX 4.4] ***
State of a security definition request made to a market. Useful for markets, such as derivatives markets, where market participants are permitted to define instruments for subsequent trading