X4 Customs Release Information
To identify items for release
Position
Element
Name
Type
Requirement
Min
Max
Repeat
Identification number assigned to the shipment by the carrier or consolidator
X401 is the unique bill of lading number.
Numeric value of quantity
X402 is used for quantity released.
Code defining the type of entry assigned by U.S. Customs
P0304: If either X4-03 or X4-04 is present, then the other is required
Automated Commercial System Code Furnished by U.S. Customs Service
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year
X405 is the date the authority for release of parts or material is issued.
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)
X406 is the time for the disposition specified in X407.
Code advising the carrier or port authority about postings to a bill of lading
Identification number assigned to the shipment by the carrier or consolidator
P0810: If either X4-08 or X4-10 is present, then the other is required
X408 is the unique bill of lading number for consolidated shipments.
Standard Carrier Alpha Code
X409 is the unique bill of lading issuer code.
Standard Carrier Alpha Code
X410 is the issuer code for the consolidated shipment.
Prefix or alphabetic part of an equipment unit's identifying number
Sequencing or serial part of an equipment unit's identifying number (pure numeric form for equipment number is preferred)
Code which identifies a specific location
X413 is the U.S. Customs district port of transaction. Use Census Schedule D.
Code which identifies a specific location
X414 is the U.S. Customs Facilities Information and Resources Management System (FIRMS) code.
Code qualifying the Reference Identification
P1516: If either X4-15 or X4-16 is present, then the other is required
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
Code identifying the time. In accordance with International Standards Organization standard 8601, time can be specified by a + or - and an indication in hours in relation to Universal Time Coordinate (UTC) time; since + is a restricted character, + and - are substituted by P and M in the codes that follow
C1706: If X4-17 is present, then X4-06 is required
X417 reflects the time zone which the time reflects.
Code which identifies a specific location
C1803: If X4-18 is present, then X4-03 is required
X418 is the U.S. Customs port of final destination.
X418 is a 4 digit numeric Census Schedule D. It is the port of destination if X403 is 61. It is the port of export if X403 is 62 or 63.
Code which identifies a specific location
C1903: If X4-19 is present, then X4-03 is required
X419 is the first foreign port of destination.
X419 is a 5 digit numeric Census Schedule K if X403 is 62 or 63.