To indicate the start of a transaction set and to assign a control number
20
B1
Beginning Segment for Booking or Pick-up/Delivery
To transmit identifying numbers, dates, and other basic data relating to the transaction set
To identify a person or office to whom communications should be directed
To specify the authority for authorizing an action and the date authentication is made
To specify confirmation information for space booking including numbers, dates, and load time
To transmit information relative to containers available for release
51
W09
Equipment and Temperature
To relate equipment type and required temperatures
To transmit identifying information as specified by the Reference Identification Qualifier
55
R2A
Route Information with Preference
To specify the responsibilities and carrier preference
To identify a party by type of organization, name, and code
70
N2
Additional Name Information
To specify additional names or those longer than 35 characters in length
To specify the location of the named party
To specify the geographic place of the named party
To identify a person or office to whom communications should be directed
Contractual or operational port or point relevant to the movement of the cargo
To specify pertinent dates and times
130
W09
Equipment and Temperature
To relate equipment type and required temperatures
140
H3
Special Handling Instructions
To specify special handling instructions in coded or free-form format
To specify attributes required for a piece of equipment
To reference a line number in a transaction set
To identify the equipment
21
W09
Equipment and Temperature
To relate equipment type and required temperatures
To transmit information in a free-form format for comment or special instruction
40
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
50
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 specify rate and charges detail relative to a line item including freight charges, advances, special charges, and entitlements
To specify information relative to hazardous material
70
H2
Additional Hazardous Material Description
To specify free-form hazardous material descriptive data in addition to the information provided in the H1 segment
To provide vessel details and voyage number
To specify information about a specific event
To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)
