Indicates the type of security using ISO 10962 standard, Classification of Financial Instruments (CFI code) values. ISO 10962 is maintained by ANNA (Association of National Numbering Agencies) acting as Registration Authority. See Appendix 6-B: FIX Fields Based Upon Other Standards. See also the Product (460) and SecurityType (167) fields. It is recommended that CFICode (461) be used instead of SecurityType (167) for non-Fixed Income instruments.

A subset of possible values applicable to FIX usage are identified in Appendix 6-D: CFICode Usage - ISO 10962 Classification of Financial Instruments (CFI code)