To indicate the start of a transaction set and to assign a control number
To allow for positive identification of transaction set purpose
To specify the authority for authorizing an action and the date authentication is made
400
N9
Extended Reference Information
To transmit identifying information as specified by the Reference Identification Qualifier
To provide vessel details and voyage number
To provide vessel details
To transmit vessel scheduling information
To specify pertinent dates and times
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
Contractual or operational port or point relevant to the movement of the cargo
To transmit information in a free-form format for comment or special instruction
100
LX
Transaction Set Line Number
To reference a line number in a transaction set
To specify container information and transportation service to be used
To identify further the referenced equipment
To record seal numbers used and the organization that applied the seals
500
NA
Cross-Reference Equipment
To cross-reference additional equipment to a primary piece of equipment
To describe physical dimensions and quantities
To specify routing of a beyond point
800
L0
Line Item - Quantity and Weight
To specify quantity, weight, volume, and type of service for a line item including applicable "quantity/rate-as" data
900
L5
Description, Marks and Numbers
To specify the line item in terms of description, quantity, packaging, and marks and numbers
To describe physical dimensions and quantities
To transmit information contained on an export license
To transmit import license number and effective dates
To specify the total shipment in terms of weight, volume, rates, charges, advances, and prepaid amounts applicable to one or more line items
To transmit information in a free-form format for comment or special instruction
To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)
