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
  940R FA201 WO Work Order Number An individual unit of work, batch, or lot of a distinct product or service 1. For DoD SLOA/Accounting Classification use to identify, or to modify, “Work Order Number”. Refer to ADC 1043. 2. Authorized DLMS enhancement; see introductory DLMS note 4f. 3. Approved for use in X12 version 7020.
  940R FA201 YB Beginning Period of Availability In annual and multi-year accounts, identifies the first year of availability under law that an account may incur new obligations 1. Use to identify the Requesting Agency Component TAS BPOA in G-Invoicing related transactions. Refer to ADC 1465. 2. For DoD SLOA/Accounting Classification use to identify, or to modify, “Beginning Period of Availability Fiscal Year Date”. Refer to ADC 1043. 3. Use as appropriate to represent Program Year. Availability Type Code must be “X”. Refer to ADC 1043B. 4. Authorized DLMS enhancement; see introductory DLMS note 4f. 5. Approved for use in X12 version 7020.
  940R FA201 YE Ending Period of Availability Use to identify the last year of availability under law that an account may incur new obligations 1. Use to identify the Requesting Agency Component TAS EPOA in G-Invoicing related transactions. Refer to ADC 1465. 2. For DoD SLOA/Accounting Classification use to identify, or to modify, “Ending Period of Availability Fiscal Year Date”. Refer to ADC 1043. 3. Authorized DLMS enhancement; see introductory DLMS note 4f. 4. Approved for use in X12 version 7020.
  940R FA202
  940R SE01
  940R SE02
  940S ST01 940 Warehouse Shipping Order
  940S ST02
  940S ST03
  940S W0501 N Original Use Code "N" for this data element to meet mandatory X12 syntax requirements.
  940S W0502
  940S W0506 WA Work Assignment Use to identify a Warehouse Service Request. The specific Service Performed Code is identified at 1/N901/0900.
  940S W0507 35 New Assignment - Proceed Use to indicate the storage activity is to proceed with the requested action and no response is required. (Response Required Indicator = N)
  940S W0507 RS Report Status Use to indicate the storage activity is to report status on the requested action. Warehouse Service Advice is required indicating requested action is certified complete, partially complete, or the storage activity was unable to complete the request. (Response Required Indicator = Y)
  940S N101 WH Warehouse Use to identify the storage facility to receive the service request.
  940S N101 XM Maintenance Organization Used for Estimate 1. Use when applicable to identify the organization/owner originating the requested action, e.g., Navy Shipyard, Fleet Readiness Center, or Marine Corps Maintenance Center. 2. When used for MCMC ownership transfer, this will identify the losing owner. An owner change in this usage is representative of a maintenance line/stockroom change.
  940S N101 Z4 Owning Inventory Control Point Use to indicate the source of supply 1. Use when applicable to identify the ICP/IMM originating the requested action. 2. Also used to identify DLA as the party initiating the request when non-DLA managed materiel is provided to the Navy under Navy BRAC SS&D/IMSP.
  940S 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 Use to identify the activity sending and receiving this transaction.
  940S N104
  940S N106 FR Message From Use to identify the party originating the transaction set Must use with the appropriate 1/N101/0400 code to indicate that the organization cited in N104 is originating the transaction set.
  940S N106 TO Message To Use to identify the party to receive the transaction set Must use with the appropriate 2/N101/1100 code to indicate the organization cited in N104 is receiving the transaction.
  940S N901 QY Service Performed Code Use to designates the type of warehouse service that has been performed 1. Must use to identify the requested action applicable to this transaction set. Only one protection/re-warehousing/staging/picklist/ownership transfer action may be identified per transaction set and will be applicable to all document numbers included in the detail section of this transaction. Cite the applicable Service to be Performed Code in N902. Code 1 - NSY Request to Stage and Hold Materiel for Future Delivery by PLCN (Document Numbers may identify Service-Owned Materiel or DLA-owned materiel under the Requisition Alert Document Number) Code 2 – NSY Request to Stage and Deliver Materiel to Designated Delivery Point by PLCN Code 3 –NSY Request to Move Materiel from Staging or Pick from Current Location To Designated Delivery Point By PLCN Code 4 – NSY Callout of Previously Staged Materiel by PLCN and JO (Provided Concurrent with Submission of Funded Requisitions or Materiel Release Order for Service-Owned Materiel) Code 5 – NSY Callout of Materiel by Funded Requisition Document Number and JO/KO or by Materiel Release Order for Service-Owned Materiel (Not Previously Staged) Code 6 – NSY Callout of Materiel by PLCN with Funded Requisition Document Number or by Materiel Release Order for Service-Owned Materiel. (May be for MSM, DMI, Ripout or Program materiel which has not been previously staged) Code 7 – DLA Re-Warehousing or Re-Warehousing with Protection Request by Requisition Alert Document Number (Document Number and JO if applicable to NSY) Code 8 – FRC Picklist (Provided Concurrent with Submission of Funded Requisitions or Materiel Release Order for Service-Owned Materiel) Code 9 – NSY Re-Warehousing Request to Move Materiel Identified by MCT Tag to a Specific Maintenance Shop. (Materiel Leaves DLA Custody, but Remains on DSS records and MAT records under NSY Ownership. Materiel may be Tracked within DSS to the Maintenance Shop and Responsible Individual based Name and Badge Number) Code B – NSY Update to Individual Line Items used with Update Action Code A, C, D, X, or Y. Code M – MCMC Warehouse Service Request
  940S N902
  940S G6201 07 Effective Date Use to indicate when an item or transaction is prepared, becomes effective, or is placed into service Use to identify the date of transaction set preparation. This date corresponds to the Universal Time Coordinate (UTC).
  940S G6202
  940S G6203 W Effective Time 1. Express the originating activity's time of transaction set preparation in UTC. 2. Express time in a four-position (HHMM) format.
  940S G6204
  940S LX01
  940S N901 86 Operation Number 1. Use to identify the Key Operation Number (KO) associated with the JO. 2. If provided, this value will be applicable to all document numbers included in the detail section of this transaction. If KO changes by document number, provide only in the applicable LX 0330 loop.
  940S N901 9R Job Order Number If provided, this value will be applicable to all document numbers included in the detail section of this transaction.
  940S N901 NJ Technical Document Number Use to identify a technical document related or applied to a national stock number as specified through the phrase code If provided, this value will be applicable to all document numbers included in the detail section of this transaction.
  940S N901 WO Work Order Number Number assigned by a maintenance facility identifying the repair requirement 1. Use as needed to identify a maintenance work order number. 2. This value will be applicable to all document numbers included in the detail section of this transaction.
  940S N901 WP Warehouse Pick Ticket Number Use to identify the picklist control number assigned to identify a specific job for which materials are being requisitioned and assembled together in support of planned maintenance 1. Use to identify the picklist control number assigned to identify a specific job for which materiels are being assembled. 2. This value will be applicable to all document numbers identified in the detail section of this transaction. 3. A picklist control number must be provided when the requested action code is 1-6, 8, and 9. A picklist control number is not used for codes 7 or M.
  940S N901 EVI Event Identification 1. Event identification is used to further delineate the type of action the storage activity is to take on this request. Cite the applicable code in N902. 2. If event identification differs by document number, no event identification is applicable at the summary level. Event identification at the detail level may be identified in the LX Loop at 0330. 3. The event identification must be present at either the summary or detail level. A=Add a record to pick list or staging request (NSY) C=Change a record’s data element(s) from a previous pick list or staging request (NSY) D=Delete a record from a previous picklist or staging request (NSY) M=Ownership transfer/warehousing action (MCMC) N=New pick list or staging request for DSS to create initial table entry (NSY) O (alpha)= Overlay entire pick list file (FRC) This field is alphanumeric and will be mandatory to be used on all staging or pick list request from MAT or MRPII or EBS. P=Re-warehouse to IA worksite and protect stock, if applicable (EBS) S=Unprotect and re-warehouse from IA worksite to Distribution Depot (EBS) U=Staging or picklist unchanged; perform action requested by Service Request code X=Delete all records for the Pick list Control Number (NSY) Y=Delete all records for a JO/KO on previous picklists or staging requests (NSY)
  940S N902
  940S W0101
  940S W0102 ZZ Mutually Defined
  940S W0104 SB Submission Number Use to provide a count of the total number of documents associated with this staging/picklist request 1. Must use to satisfy X12 syntax requirements. 2. May be used to provide a count of the total number of documents associated with this staging/picklist request. 3. If a count is not provided, cite “ZZ” to satisfy syntax.
  940S W0105
  940S NTE01 DEL Delivery Use to indicate delivery instructions Use to indicate special delivery instructions.
  940S NTE01 GPI General Product or Process Information Use to provide clear-text Information related to the materiel itself (Use, Install instructions, drawings etc…)
  940S NTE02
  940S G6201 80 Delivery Requested Scheduled Date Use to identify the requested scheduled delivery date
  940S G6202
  940S G6203 Z Requested Delivery Time Use as needed to provide delivery time in HHMM format.
  940S G6204
  940S G6205 UT Universal Time Coordinate
  940S N101 MQ Delivery Location Use to identify where material is to be staged/stored Use for staging and picklist where delivery location information is applicable to the entire request. Not applicable to service requested code M.
  940S N101 ST Ship To Used to identify a organization to which material is shipped as identified in the requisition or other initiating transaction Use for staging and picklist where the delivery location is an off-station forward site. Use to identify the applicable Navy DoDAAC.
  940S N101 XN Planning/Maintenance Organization 1. Used to identify a Shop Service Center/Shop Store. 2. Use in conjunction with N103 Identification Code Qualifier 92. 3. When used at this level the Shop Service Center/Shop Store (SSC) will apply to the entire request. 4. Must not identify an SSC at the summary level if SSCs differs by document number. If SSCs differ, provide SSC in the LX Loop at 0330. 5. Refer to ADCs 284A, 381, and 1454 for known applications.
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