M21 Supplementary In-Bond Information

To transmit data relating to a U.S. Customs and Border Protection (CBP) in-bond movement

Position
Element
Name
Type
Requirement
Min
Max
Repeat
M21-01
Customs Entry Type Code
Identifier (ID)
Mandatory
2
3
1
Code specifying the type of entry assigned by U.S. Customs and Border Protection (CBP)
M2101 is the existing In-Bond Type Code.
M21-02
Location Identifier
String (AN)
Mandatory
1
30
1
Code which identifies a specific location
M2102 is the new port of destination code.
M21-03
Standard Carrier Alpha Code
Identifier (ID)
Mandatory
2
4
1
Code identifying the Standard Carrier Alpha Code
M2103 is the unique bill of lading issuer code.
M21-04
Bill of Lading/Waybill Number
String (AN)
Mandatory
1
50
1
Identification number assigned to the shipment by the carrier or consolidator
M2104 is the unique bill of lading number.
M21-05
Master In-bond Type Code
Identifier (ID)
Mandatory
1
1
1
Code identifying a type of Master In-bond
M21-06
In-bond Control Number
String (AN)
Mandatory
1
50
1
Currently assigned control number for in-bond movement
M21-07
Standard Carrier Alpha Code
Identifier (ID)
Conditional
2
4
1
Code identifying the Standard Carrier Alpha Code
P0708: If either M21-07 or M21-08 is present, then the other is required
M2107 is the issuer code for the house bill of lading.
M21-08
Bill of Lading/Waybill Number
String (AN)
Conditional
1
50
1
Identification number assigned to the shipment by the carrier or consolidator
M2108 is the bill of lading number for the house bill of lading.
M21-09
Standard Carrier Alpha Code
Identifier (ID)
Conditional
2
4
1
Code identifying the Standard Carrier Alpha Code
P0910: If either M21-09 or M21-10 is present, then the other is required
M2109 is the issuer code for the sub-house bill of lading.
M21-10
Bill of Lading/Waybill Number
String (AN)
Conditional
1
50
1
Identification number assigned to the shipment by the carrier or consolidator
M2110 is the bill of the lading number for the sub-house bill of lading number.
M21-11
Standard Carrier Alpha Code
Identifier (ID)
Optional
2
4
1
Code identifying the Standard Carrier Alpha Code
M2111 is the first secondary notify party.
M21-12
Standard Carrier Alpha Code
Identifier (ID)
Optional
2
4
1
Code identifying the Standard Carrier Alpha Code
M2112 is the second secondary notify party.
M21-13
Quantity
Decimal number (R)
Optional
1
15
1
Numeric value of quantity
M2113 is the manifest quantity involved in the in-bond movement.
M21-14
Reference Identification Qualifier
Identifier (ID)
Conditional
2
3
1
Code identifying the Reference Identification
P1415: If either M21-14 or M21-15 is present, then the other is required
M2114 carries the additional bonded carrier information for a subsequent bonded cargo movement, beyond the intended destination of the first in-bond movement.
M21-15
Reference Identification
String (AN)
Conditional
1
80
1
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

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