ISA
Interchange Control Header .
Pos: 010 Max: 1
- Mandatory
Loop: N/A Elements: 16
.

To start and identify an interchange of zero or more functional groups and interchange-related control segments Element Summary:

                     
  _Ref_ Id _________Element Name__________ Req Type Min/Max ___Usage___  
  ISA01 I01 Authorization Information Qualifier M ID 2/2 Must use  
      Description: Code to identify the type of information in the Authorization Information
        Code Name_______________________________
      00 No Authorization Information Present (No Meaningful Information in I02)
  ISA02 I02 Authorization Information M AN 10/10 Must use  
      Description: Information used for additional identification or authorization of the interchange sender or the data in the interchange; the type of information is set by the Authorization Information Qualifier (I01)
      User Note 1: Fill with spaces
  ISA03 I03 Security Information Qualifier M ID 2/2 Must use  
      Description: Code to identify the type of information in the Security Information
        Code Name_______________________________
      00 No Security Information Present (No Meaningful Information in I04)
  ISA04 I04 Security Information M AN 10/10 Must use  
      Description: This is used for identifying the security information about the interchange sender or the data in the interchange; the type of information is set by the Security Information Qualifier (I03)
      User Note 1: Fill with spaces
  ISA05 I05 Interchange ID Qualifier M ID 2/2 Must use  
      Description: Qualifier to designate the system/method of code structure used to designate the sender or receiver ID element being qualified
        Code Name_______________________________
      01 Duns (Dun & Bradstreet) US Partners
      14 Duns Plus Suffix - Canada
  ISA06 I06 Interchange Sender ID M AN 15/15 Must use  
      Description: Identification code published by the sender for other parties to use as the receiver ID to route data to them; the sender always codes this value in the sender ID element
      User Note 1: EDI Trading Partners: DUNS Number
Hershey: 003002052 - US Partners
Hershey: 0030020520200 - Canada Partners
  ISA07 I05 Interchange ID Qualifier M ID 2/2 Must use  
      Description: Qualifier to designate the system/method of code structure used to designate the sender or receiver ID element being qualified
        Code Name_______________________________
      01 Duns (Dun & Bradstreet) US Partners
      14 Duns Plus Suffix - Canada
  ISA08 I07 Interchange Receiver ID M AN 15/15 Must use  
      Description: Identification code published by the receiver of the data; When sending, it is used by the sender as their sending ID, thus other parties sending to them will use this as a receiving ID to route data to them
      User Note 1: EDI Trading Partners: DUNS Number
Hershey: 003002052 - US Partners
Hershey: 0030020520200 - Canada Partners
  ISA09 I08 Interchange Date M DT 6/6 Must use  
      Description: Date of the interchange
      User Note 1: Format: YYMMDD
The date in ISA has not been changed to be Y2K compliant by DISA, the responsible standardization committee
  ISA10 I09 Interchange Time M TM 4/4 Must use  
      Description: Time of the interchange
      User Note 1: Format: HHMM
  ISA11 I10 Interchange Control Standards Identifier M ID 1/1 Must use  
      Description: Code to identify the agency responsible for the control standard used by the message that is enclosed by the interchange header and trailer
        Code Name_______________________________
      U U.S. EDI Community of ASC X12, TDCC, and UCS
  ISA12 I11 Interchange Control Version Number M ID 5/5 Must use  
      Description: This version number covers the interchange control segments
        Code Name_______________________________
      00401 Draft Standards for Trial Use Approved for Publication by ASC X12 Procedures Review Board through October 1997
  ISA13 I12 Interchange Control Number M N0 9/9 Must use  
      Description: A control number assigned by the interchange sender
  ISA14 I13 Acknowledgment Requested M ID 1/1 Must use  
      Description: Code sent by the sender to request an interchange acknowledgment (TA1)
        Code Name_______________________________
      0 No Acknowledgment Requested
  ISA15 I14 Usage Indicator M ID 1/1 Must use  
      Description: Code to indicate whether data enclosed by this interchange envelope is test, production or information
        Code Name_______________________________
      P Production Data
      T Test Data
  ISA16 I15 Component Element Separator M 1/1 Must use  
      Description: Type is not applicable; the component element separator is a delimiter and not a data element; this field provides the delimiter used to separate component data elements within a composite data structure; this value must be different than the data element separator and the segment terminator


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