Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Breadcrumb

Message Exchange Package (MEP) Registry & Repository

Want to submit a Message Exchange Package (MEP) to the NIEM Registry and Repository?

You can submit your Message Exchange Package, formerly referred to as IEPD, using our Contact Form. Simply include the title, description, and a link to the archive for our team to review.  

Title Description Communities Organization NIEM Version View Resource
Validation Request

The Minnesota version of the NLETS YQ transaction.

Justice CriMNet 2.0 View Resource
Validation Response

The Minnesota version of the NLETS YR transaction.

Justice CriMNet 2.0 View Resource
NIEM 0.3 Conformant LEXS 2.0

The LEISP Exchange Specification (LEXS) defines a common format in which law enforcement data can be shared. LEXS 2.0 is based on NIEM 0.3  To download the LEXS 2.0 IEPD...

Justice Department of Justice (DoJ) 2.0 View Resource
NIEM 1.0 Conformant LEXS 3.0.4

The LEISP Exchange Specification (LEXS) defines a common format in which law enforcement data can be shared. The most commonly used elements form the foundation upon which practitioners can build...

Justice Department of Justice (DoJ) 1.0 View Resource
NIEM 2.0 Conformant LEXS 3.1

The LEISP Exchange Specification (LEXS) defines a common format in which law enforcement data can be shared. The most commonly used elements form the foundation upon which practitioners can build...

Justice Department of Justice (DoJ) 2.0 View Resource