Value Meaning
0X Structure and coding of command and response according to this part of ISO/IEC 7816 (for coding of 'X' see table 9)
10 to 7F RFU
8X, 9X Structure of command and response according to this part of ISO/IEC 7816. Except for 'X' (for coding, see table 9), the coding and meaning of command and response are proprietary
AX Unless otherwise specified by the application context, structure and coding of command and response according to this part of ISO/IEC 7816 (for coding of 'X', see table 9)
B0 to CF Structure of command and response according to this part of ISO/IEC 7816
D0 to FE Proprietary structure and coding of command and response
FF Reserved for PTS