To indicate the start of a transaction set and to assign a control number
200
G50
Purchase Order Identification
To transmit identifying dates and numbers for this transaction set
300
N9
Extended Reference Information
To transmit identifying information as specified by the Reference Identification Qualifier
To identify a person or office to whom communications should be directed
To specify pertinent dates and times
To transmit information in a free-form format, if necessary, for comment or special instruction
700
G66
Transportation Instructions
To specify transportation instructions relating to the shipment
To specify the terms of sale
To identify a party by type of organization, name, and code
1000
N2
Additional Name Information
To specify additional names
To specify the location of the named party
To specify the geographic place of the named party
To specify allowances, charges, or services
1400
G73
Allowance or Charge Description
To describe the allowance or charge in free-form format
100
G68
Line Item Detail - Product
To specify basic and most frequently used purchase order line item data
200
G69
Line Item Detail - Description
To describe an item in free-form format
300
G70
Line Item Detail - Miscellaneous
To provide for miscellaneous information relative to a line item
400
N9
Extended Reference Information
To transmit identifying information as specified by the Reference Identification Qualifier
To specify the terms of sale
To specify allowances, charges, or services
700
G73
Allowance or Charge Description
To describe the allowance or charge in free-form format
To identify a party by type of organization, name, and code
To specify quantity information
1000
N9
Extended Reference Information
To transmit identifying information as specified by the Reference Identification Qualifier
To specify product subline detail item data
To specify allowances, charges, or services
To specify summary details of total items shipped in terms of quantity, weight, and volume, and to specify payment method
To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)