856 Advance Ship Notice
Segment: BSN Beginning Segment for Ship Notice
Position: 020
Level: Heading
Usage: Mandatory
Max Use: 1
Purpose: To transmit identifying numbers, dates, and other basic data relating to the transaction set
Syntax Notes: 1 If BSN07 is present, then BSN06 is required.
Semantic Notes: 1 BSN03 is the date the shipment transaction set is created.
  2 BSN04 is the time the shipment transaction set is created.
  3 BSN06 is limited to shipment related codes.
Comments: 1 BSN06 and BSN07 differentiate the functionality of use for the transaction set.
Notes:   Example: BSN*00*SHIP02931092*19990712*1615!  
Data Element Summary 
  Ref. Data
  Des. Element Name Attributes
M BSN01 353 Transaction Set Purpose Code M ID 2/2
  Code identifying purpose of transaction set
  00    Original
M BSN02 396 Shipment Identification M AN 2/30
  A unique control number assigned by the original shipper to identify a specific shipment
M BSN03 373 Date M DT 8/8
  Date expressed as CCYYMMDD
M BSN04 337 Time M TM 4/8
  Time expressed in 24-hour clock time as follows: HHMM, or HHMMSS, or HHMMSSD, or HHMMSSDD, where H = hours (00-23), M = minutes (00-59), S = integer seconds (00-59) and DD = decimal seconds; decimal seconds are expressed as follows: D = tenths (0-9) and DD = hundredths (00-99)
856I4010 (004010) February 18, 2000