This article applies to:

Reference Qualifiers

The following Qualifier Codes may be used to define the Reference Identifier:

Reference Identifier	Meaning
M	Master XTN (Export Transaction Num)
H	House XTN (Export Transaction Num)
B	House Bill of Lading
8S	Broker ID (used to pass broker Filer Code)
BL	Government Bill of Lading BM Bill of Lading Num
BM	Bill of Lading Num
BN	Booking Num
CG	Consignee’s Order Num
CN	Carrier’s Reference Num (PRO/Invoice)
CO	Customer Order Num
CR	Customer Reference Num
CUB	CBP Bill of Lading Num
CX	Consignment Classification ID
ED	Export Declaration
FEN	Foreign Entry Num (MX Pedimento Num)
FN	Forwarder’s/Agent’s Reference Num
FP	Forestry Permit Num
GB	Grain Block Num
GR	Grain Order Reference Num
HS	Harmonized Code System (Canada)
IN	Consignee’s Invoice Num
LT	Lot Num
MA	Ship Notice/Manifest Num (Automotive ASN Num)
MB	Master Bill of Lading
OB	Ocean Bill of Lading
OM	Ocean Manifest
OW	Service Order Num
PK	Packing List Num
PN	Permit Num
PO	Purchase Order Num
RC	Rail Routing Code
S7	Stack Train Identifier
SI	Shipper’s ID Num for Shipment (SID)
SO	Shipper’s Order Num
ST	Store Num
SW	Seller’s Sale Num
UT	Unit Train
VA	Vessel Agent Num
WU	Vessel
WY	Rail Waybill Num
XP	Previous Cargo Control Num
ZE	Coal Authority Num
ZZ	Mutually Defined