DLMS Data Dictionary

The Authoritative Resource for DLMS X12 Data Elements and Codes

This Data Dictionary is the authoritative reference for all data elements used across Defense Logistics Management Standards (DLMS) Implementation Conventions (ICs). It provides standardized definitions and technical specifications for DLMS and its underlying ANSI ASC X12 data structures.

What This Dictionary Provides:

  • Clear Definitions: Find the official business definition and purpose for every data element used in DLMS transactions.
  • Technical Specifications: Get the exact technical format, length, and structure for each element as it appears in an X12 transaction.
  • DLMS to X12 Mapping: Understand exactly how a DLMS business term maps to a specific X12 segment and element (e.g., "Ship-To Address" maps to N1*ST in the 511R transaction).

Who Should Use This Resource:

  • System Developers & Integrators: To correctly build, map, and test DLMS-compliant applications.
  • Logistics & Supply SMEs: To understand the precise meaning and proper use of data in our business processes.
  • Data Analysts & Managers: To ensure data quality, standardization, and interoperability across systems.

Key Implementation Notes:

  • Relationship to Implementation Conventions (ICs): This Data Dictionary is a reference tool that enhances and supports the DLMS Implementation Conventions (ICs); it does not replace them. For proper implementation, users must consult the detailed guidance and business rules contained within the applicable IC.
  • Governing Standards: All data elements are governed by the Accredited Standards Committee X12 (ASC X12) and the policies within DLM 4000.25, Defense Logistics Management Standards (DLMS). The ASC X12 is the governing source for X12, which is an electronic data interchange (EDI) standard.
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View ICSorted by ascending REF CODE X12 CODE NAME GENERAL CODE DEFINITION CODE DLMS NOTE DLMS MIN MAX
  856R REF01 U3 Unique Supplier Identification Number (USIN) A globally unique and unambiguous identifier that distinguishes an item from all other like and unlike items. The UII is derived from a UII data set of one or more data elements 1. Use in IUID loop to identify the UII value in REF03. See ADC 1071. The UII may not exceed 50 characters in accordance with IUID Policy. 2. DLMS enhancement; see introductory DLMS Note 3f. 1/50
  856R REF02 N/A
  856R REF03 N/A
  856R REF04 N/A
  856R REF04-01 08 Carrier Assigned Package Identification Number Use to identify the commercial carrier-assigned tracking number 1. Use to identify carrier package identification number when carrier is other than the United States Postal Service. Use recommended in conjunction with identification of the carrier (2/N101/2200 qualifier CA). 2. Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/17
  856R REF04-01 10 Account Managers Code Use to identify the authorized accounting activity (AAA)/accounting disbursing station number (ADSN)/fiscal station number (FSN) Use in one of REF04-03 or REF04-05 to identify the authorized accounting activity (AAA)/accounting disbursing station number (ADSN)/fiscal station number (FSN). 6/6
  856R REF04-01 AT Appropriation Number Use to account for funds made available for obligation and disbursement from the treasury Use in one of REF04-01 or REF04-03 to identify the basic appropriation data. 1/30
  856R REF04-01 AW Air Waybill Number Use to identify air waybill document prepared by a transportation line at the point of origin of a shipment showing the point of origin, destination, route, consignor, consignee, description of shipment and amount charged for the transportation service Authorized DLMS migration enhancement. See introductory DLMS note 3f. 11/11
  856R REF04-01 BL Government Bill of Lading A number assigned to a document by a consignor which represents a limited liability contract covering transportation of property from one place to another Authorized DLMS migration enhancement. See introductory DLMS note 3f. 7/17
  856R REF04-01 BM Bill of Lading Number Use to identify the shipment unit commercial bill of lading number 1. Use to identify the shipment unit commercial bill of lading number. 2. Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/16
  856R REF04-01 FU Fund Code Designation of the billing method (interfund or non-interfund) and the fund account to be charged (disbursed) or credited (refunded) Use with REF01 code FG to identify the fund code. 2/2
  856R REF04-01 IZ Insured Parcel Post Number Assigned to a package being shipped when the article being sent has a value and accountability is required Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/17
  856R REF04-01 K2 Certified Mail Number Number assigned by the US Postal Service (USPS) certifying proof of delivery Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/17
  856R REF04-01 K3 Registered Mail Number A number assigned by the US Postal Service to identify mailed items that require additional protection and security in dispatch and conveyance in the united states 1. Use to identify the shipment unit registered parcel post number. 2. Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/17
  856R REF04-01 W8 Suffix Use to identify supply transaction partial actions taken on the original document without duplicating or causing loss of identity of the original document number Use with REF01 code TN to identify the transaction number suffix. 1/1
  856R REF04-01 WY Waybill Number Use to identify a carrier accounting number of the waybill for the inbound movement 1. Use to identify the shipment unit surface waybill number. 2. Authorized DLMS migration enhancement. See introductory DLMS note 3f. 8/11
  856R REF04-01 ZH Carrier Assigned Reference Number Use to identify the shipment unit express mail number 1. Use to identify the shipment unit express mail number. 2. Authorized DLMS migration enhancement. See introductory DLMS note 3f. 1/9
  856R REF04-02 N/A
  856R REF04-03 N/A
  856R REF04-04 N/A
  856R REF04-05 N/A
  856R REF04-06 N/A
  856R DTM01 011 Shipped Use to identify the date released to carrier/shipment date, regardless of shipment method Use to identify the date released to carrier/shipment date, regardless of shipment method. 8/8
  856R DTM02 N/A
  856R N101 41 Submitter Use to identify participating activity which submits proposed data directly to the DLA logistics information service for approval. The submitting activity may be the activity which originates the data, or an intermediate monitoring activity, e.g., DLA supply center, defense atomic support agency, through which the originating activity is required to submit its proposals to DLA logistics information service Use to identify the organization transmitting the transaction set. N/A
  856R N101 CA Carrier Use to identify the carrier used for the shipment 1. Use as needed to identify the shipment unit carrier when other than the United States Postal Service. 2. The carrier may be identified by name (N102) and Standard Carrier Alpha Code (SCAC). 3. Authorized DLMS migration enhancement; see introductory DLMS 3f. 1/60
  856R N101 KK Registering Party Use to identify the Component UIT registry 1. Use to identify the Component UIT registry. May be used by a Component when their UIT process requires that a copy of the transaction also be sent to a UIT registry for information purposes. Must be used with 2/N106/2200 code �PK-Party to Receive Copy� to identify that this is only an information copy of the transaction, for use with the Component UIT registry. 2. DLMS enhancement. See introductory DLMS note 3a. 1/60
  856R N101 MF Manufacturer of Goods Use to identify the manufacturer of the identified item 1. Use in IUID loop to identify the manufacturer of the identified item. 2. DLMS enhancement: See introductory DLMS note 3a. 1/60
  856R N101 OW Owner of Property or Unit Use to identify the property owner, material owner or owning program manager Shipping activities must use to indicate the materiel owner when the recipient will not be the new materiel owner. Authorized for all commodities and required for active UIT program items. See ADC 1244B. 1/60
  856R N101 RT Returned to Use for the receiving depot for materiel returns program shipment status 1. Cite the applicable routing identifier code (RIC) for the receiving depot for materiel returns program shipment status (BSN06=FT). 2. For other types of returns, cite the applicable DoDAAC or CAGE. 3. Inclusion of the associated text address is optional. 4. Use of DoDAAC and CAGE is a DLMS enhancement. Refer to ADC 353A. 1/6
  856R N101 SF Ship From Use to indicate the Ship From activity (shipping point) 1. Use to identify the shipping activity (ship from) when other than the submitter. 2. DLMS enhancement: See introductory DLMS note 3a. 1/60
  856R N101 Z1 Party to Receive Status The entity to receive status for the designated document number 1. Use to indicate the organization to receive shipment status. 2. Use to identify the PICA RIC when reporting materiel returns shipment status to the SICA under MILSTRIP MRP supporting DOD IUID Supply Policy; authorized for optional use for non-UII materiel returns. Authorized DLMS enhancement; see introductory DLMS Note 3f. Refer to ADC 1071. 3. As a DLMS enhancement, may be used to identify recipients other than the prescribed status recipients under DLMS/MILSTRIP distribution rules. Use multiple it erations of the 2/N1/2200 loop to identify shipment status recipients, as needed. See introductory DLMS 3a. 1/60
  856R N101 Z4 Owning Inventory Control Point Use to indicate the source of supply 1/60
  856R N101 ZB Party to Receive Credit Use to identify the Business Partner Number (BPN) of the party to receive credit Use to identify the organization to receive credit for the materiel when different from the organization originating the transaction set. 1/60
  856R N102 N/A
  856R N103 2 Standard Carrier Alpha Code (SCAC) Use to identify the commercial carrier Use to identify the commercial carrier. 4/4
  856R N103 10 Department of Defense Activity Address Code (DODAAC) Use to identify specific units, activities, and/or organizations DLMS enhancement; See introductory DLMS note 3a. 6/6
  856R N103 33 Commercial and Government Entity (CAGE) Use to identify establishments which either fabricates items of production and/or have design control of items procured by the federal government, or to identify certain military specifications or standards, and certain numbering systems developed by government agencies, panels or committees 5/5
  856R N103 A2 Military Assistance Program Address Code (MAPAC) Use to identify the consignee in transportation documents and to obtain clear-text address and other shipment information from the military assistance program address directory (MAPAD) Use to indicate the Security Assistance (SA) structured address data. Interpretation may require additional codes cited elsewhere in the transaction. 6/6
  856R N103 M4 Department of Defense Routing Identifier Code (RIC) Use to serve multiple purposes; supply source codes, inter-system routing codes, intra-system routing codes, and consignor (shipper) codes 3/3
  856R N103 UR Uniform Resource Locator (URL) Use when appropriate to identify the Component Unique Item Tracking (UIT) registry 1. Use when appropriate to identify the Component UIT registry. 2. DLMS enhancement; see introductory DLMS note 3a. 2/80
  856R N104 N/A
  856R N106 FR Message From Use to identify the party originating the transaction set Must use with the appropriate 2/N101/2200 code to indicate the organization cited in N104 is sending the transaction set. 1/60
  856R N106 PK Party to Receive Copy An organization to be provided an informational copy of a transaction 1. Use when appropriate to send an information copy of the transaction to a Component UIT registry. For use with N101 code KK. 2. DLMS enhancement. See introductory DLMS note 3a. 1/60
  856R N106 TO Message To Use to identify the party to receive the transaction set 1. Must use with the appropriate 2/N101/2200 code to indicate the organization cited in N101 is receiving the transaction set. 2. Use to identify the party directing the return (N101=Z4). Required for MILSTRIP Materiel Returns Program Shipment Status (BSN06=FT). 3. Use a separate N1 loop to identify the returned-to activity (N101=RT) if identified by DoDAAC or RIC. DLMS enhancement. Refer to ADC 353A. 1/60
  856R N201 N/A
  856R N301 N/A
  856R N401 N/A
  856R N402 N/A
  856R N403 N/A
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