NIEM 5.2
The National Information Exchange Model (NIEM) is a common vocabulary that enables efficient information exchange across diverse public and private organizations. NIEM can save time and money by providing consistent, reusable data terms and definitions, and repeatable processes.
This package contains the full set of NIEM 5.2 XML reference schemas, an XML catalog, and a JSON-LD context file. It also contains spreadsheets that document the content, code lists, and changes in the 5.2 release.
Learn more about NIEM at niem.gov.
Release Package
NIEM 5.2 -
The release package includes all NIEM schemas for this release as well as the changelog and spreadsheet.
Documentation
- Schema list - A complete list of schemas included in this distribution.
- README - An overview of the various changes in the 5.2 release.
- Component spreadsheet - A hyperlinked, textually oriented model and dictionary of the NIEM content.
- Code spreadsheet - A hyperlinked dictionary of codes in NIEM.
- Change log spreadsheet - A log identifying components that changed from 5.1 to 5.2. Also identifies what values changed.
- CSVs - Alternative representation provided for easier data imports of NIEM components into user tools. Contains 5.2 content and metadata as CSV files.
NIEM Core Schemas
NIEM Domain Schemas
- agriculture: Agriculture
- biom: Biometric Schema Version 1.0
- cyber: Cyber
- cbrn: Chemical, Biological, Radiological, and Nuclear Domain
- emergencyManagement: Emergency Management
- hs: Human Services
- immigration: Immigration
- infrastructureProtection: Infrastructure Protection
- intelligence: Intelligence
- internationalTrade: International Trade
- jxdm: Justice
- lrn-dev: Learning and Development
- maritime: Maritime
- mo: MilOps - Distribution A
- screening: The People Screening domain provides harmonized information sharing content within the Screening Portfolio of DHS. The Screening namespace is initially being populated with person screening information for immigrant and non-immigrant person types who have been encountered and identified by the Screening Portfolio Components. Screening expands on encounter-related NIEM elements currently included in the Immigration and Intelligence domains.
- st: Surface Transportation
- usmtf: Military Operations subdomain based on United States Message Text Format (USMTF)
NIEM Auxiliary Schemas
- cui: Controlled Unclassified Information metadata
- statistics: Statistics
NIEM Code List Schemas
- aamva_d20: Motor vehicle administration codes from the Data Dictionary for Traffic Record Systems, maintained by AAMVA, the American Association of Motor Vehicle Administrators.
- ag_codes: Agriculture codes
- apco: Association of Public-Safety Communications Officials (APCO) - International, Inc. [2012]
- atf: Bureau of Alcohol, Tobacco, and Firearms [2008]
- bls: US Bureau of Labor Statistics (BLS)
- canada_post: Canada Post Addressing Guidelines [January 31, 2019]
- cbrncl: NIEM CBRN domain Radiological and Nuclear Code List [Oct 2013]
- commodity: Standard Classification of Transported Goods (SCTG) Commodity Codes [2017]
- dea: Drug Enforcement Administration (DEA) Controlled Substances [08-Feb-16]
- edxl_rm: Emergency Data Exchange Language Resource Messaging (EDXL-RM) specification [22 Dec 2009]
- fema: Federal Emergency Management Agency [2021]
- fips: U.S. Census Bureau Federal Information Processing System (FIPS) codes for U.S. states and counties [2020]
- genc: Geopolitical Entities, Names, and Codes (GENC) country and country subdivision codes. This is a profile of ISO 3166 that addresses unique U.S. government requirements. [April 29, 2019]
- have-codes: Emergency Data Exchange Language (EDXL) Hospital AVailability Exchange (HAVE) codes [22 Dec 2009]
- hazmat: US Department of Transportation (DoT) Pipeline and Hazardous Materials Safety Administration (PHMSA) List of Hazardous Materials [18 Jan 2012]
- hl7: Health Level Seven (HL-7) Fast Healthcare Interoperability Resources (FHIR) [19 Jul 2004]
- iso_3166: ISO 3166 - Codes for the representation of names of countries and their subdivisions [2020-03-02]
- iso_4217: ISO 4217 - Codes for the representation of currencies and funds [August 29, 2018]
- iso_639-3: ISO 639-3: Codes for the representation of names of languages [2012-02-18]
- iso_639-5: ISO 639-5: Codes for the representation of names of languages [2013-02-11]
- it_codes: NIEM International Trade domain codes
- jc3iedm: U.S. Department of Defense (DoD) Joint Consultation, Command and Control Information Exchange Data Model
- jp2-0: DoD Joint Publication 2.0 - Joint Intelligence [October 22, 2013]
- jp3-52: JP3-52 Joint Airspace Control Codes
- mmucc: Model Minimum Uniform Crash Criteria
- nces: National Center for Education Statistics
- ncic: FBI National Crime and Information Center (NCIC) codes [2021]
- ndex: FBI National Data Exchange (N-DEx) Specification codes [March 2020]
- nga: National Geospatial-Intelligence Agency (NGA) Temporal Spatial Positioning Information (TSPI) [March 1, 2012]
- nlets: The International Justice & Public Safety Information Sharing Network (NLETS) User and Technical Guide [2006]
- occs: Construction Specifications Institute (CSI) OmniClass Table 11: Construction Entities by Function [2020]
- opm: US Office of Personnel Management (OPM)
- sar: Program Manager for the Information Sharing Environment (PM-ISE) Suspicious Activity Reporting (SAR) [25 Aug 2009]
- stix: Structured Threat Information Expression (STIX) codes [2021]
- ucr: FBI Uniform Crime Reporting (UCR) codes [March 2021]
- unece_rec20: United Nations Economic Commission for Europe (UNECE), United Nations Centre for Trade Facilitation and Electronic Business (UN/CEFACT) measure codes [2020]
- usda_fsa: United Stated Department of Agriculture (USDA) Farm Service Agency (FSA)
- usps: United States Postal Service (USPS) Publication 28 - Postal Addressing Standards [June 2020]
- xCard: vCard XML representation, IETF RFC 6351 [August 2011]
NIEM Adapter Schemas
- edxl-cap: Common Alerting Protocol
- edxl-de: Distribution Element
- edxl-have: EDXL-HAVE specifies an XML document format that allows the communication of the status of a hospital, its services, and its resources. These include bed capacity and availability, emergency department status, available service coverage, and the status of a hospital's facility and operations.
- geospatial: Defines NIEM adapter types for external geospatial components defined by OGC and ISO. It references local copies of unmodified schemas from external standards in local directory tree fragments that mirror the directory structures of the canonical schema sources on the world wide web, and a profile of the OGC Open Location Services (XLS) schema that is based on GML version 3.2.1.
- niem-xs: Proxy types that carry dictionary metadata and have XML data type simple contents.
Special NIEM Schemas
- appinfo: Elements for use within xsd:appinfo to indicate information supporting the data model underlying NIEM.
- code-lists-instance: Definitions for the use of the NIEM Code Lists Specification, version 1.0, in XML message instances.
- code-lists-schema-appinfo: This schema provides annotations for connecting content defined within an XML Schema document to the content of code lists.
- structures: Schema constructs for use by NIEM-conformant schemas to provide consistent definitions and functionality.