Specifies the message structure, format, content, data elements and values for data elements required for an interface by which card-originated electronic messages relating to financial transactions may be interchanged.
Table of contents
Header
About this publication
Preface
Foreword
1 Scope and general
1.1 Scope
1.2 Referenced documents
1.3 Definitions
1.4 Message structure
1.5 Message flow
1.6 Date fields
2 Message-type identifiers
2.1 Scope
2.2 Structure and attribute
2.3 Message repeats
2.4 Identifiers
2.5 Type and purpose
3 Bitmaps
3.1 General
3.2 Significance of bits
3.3 Presence of secondary bitmap
3.4 Primary bitmap
3.5 Secondary bitmap
3.6 Data element characteristics
3.7 Format
3.8 Attribute
3.9 Conditions
4 Data elements
4.1 General
4.2 Message construction
4.3 Directory of data elements
4.4 Requirements for data elements
4.4.1 General
4.4.2 Card status update code (field 117)
4.4.3 Expression of amounts
4.4.4 File update code (field 91)
4.4.5 Handling of amounts
4.4.6 Identification of financial institutions
4.4.7 Network management information code (field 70)
4.4.8 Original data elements (field 90)
4.4.9 Point of service condition code (field 25)
4.4.10 Point of service entry mode (field 22)
4.4.11 Processing code (field 3)
4.4.12 Response code (field 39)
4.4.13 Service restriction code (field 40)
4.4.14 Settlement code (field 66)
4.4.15 Settlement data elements
4.4.16 Variable length data elements
4.4.17 Point of service pin capture code (field 26)
4.4.18 Message authentication code (MAC) field (fields 64 and 128)
4.4.19 Additional amounts (field 54)
4.4.20 Transmission date and time (field 7)
4.4.21 Time, local transaction and date, local transaction (fields 12 and 13)
4.4.22 Systems trace audit number (field 11)
4.4.23 Usage of institution identification codes
4.4.24 Usage of security related control information (field 53)
4.4.25 Usage of additional data national (field 47)
4.4.25.1 Field usage
4.4.25.2 Length (LEN)
4.4.25.3 Card check value (CCV)
4.4.25.4 Card check indicator (CCI)
4.4.25.5 Card check type (CCT)
4.4.25.6 Electronic commerce and mail/telephone order indicator (ECM)
