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Submit A Best of NIEM 2022 Nomination

It's that special time of the year again when our communities highlight noteworthy NIEM contributions that encourage the use, growth, and adoption of NIEM. Nominations will be accepted from Monday, July 11 until Wednesday, August 31

Technical Training Registration Now Open For July 26-28

Come join our resident expert Tom Carlson for a deep-dive into NIEM. This 3 day pre-recorded course is geared toward NIEM developers and implementers. Your trainer will be in the virtual classroom to answer your questions in real-time.  Registration for the July class is now open. This class is held from 1:00 to 5:00 PM ET daily. The class is free to the public, but spaces are limited. Get all the details at the registration site.

Download the Message Exchange Package (MEP) Builder

The Message Exchange Package (MEP) Builder v1.0.1 is NIEM's latest open-source tool offering.  Trainees at the March 2022 NIEM Technical training were the first audience to receive a demo and now you can too.  The MEP Builder is now available for download.

What is NIEM?

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.

Learn More

Download Current Release

Check out the latest version and release history on our Github.

Explore Training

Providing our developer community with resources to help use NIEM.

View Success Stories

Participating organizations & agencies leveraging the power of NIEM.

Browse Tool Catalog

An inventory of tools to support developers and implementers alike.

Latest News

  • Best of NIEM 2022 - Now Accepting Nominations

    The NIEM Management Office is pleased to announce that the Best of NIEM 2022 Award nomination period is now open. Each year, the Best of NIEM Award recognizes NIEM implementation projects demonstrating noteworthy contributions to the use, growth, and adoption of NIEM. The Best of NIEM 2022 Award nomination form is available for download. Instructions are included on the form...

  • NIEM Unveils new Message Exchange Package Builder

    The NIEM Management Office unveiled a new Message Exchange Package (MEP) Builder tool on Thursday, March 17th at the NIEM Technical Deep-Dive training session. The MEP Builder is an open-source tool that was built with the NIEM IEPD lifecycle in mind. “We want to simplify the process to build NIEM message specifications, formerly referred to as IEPDs, and have a...

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