Current Release: NIEM version 3.2
Release Date: June 2016
NIEM 3.2 and its associated products have been published here for download and use. Products include NIEM XML schemas (XSD), a spreadsheet (MS Excel) of all data components in the model, and alternate database formats (MS Excel, MS MDB, and CSV).
NIEM 3.2 is a minor release
that incorporates content identified since NIEM 3.1 was released in May 2015.
Learn more about NIEM 3.2 here
Important NIEM 3.0 specifications are available:
Naming and Design Rules (NDR): This document specifies principles and enforceable rules for NIEM-conformant schema documents, instance XML documents, and data components.
Model Package Description (MPD): This document specifies normative rules for organizing and packaging Model Package Descriptions. An Information Exchange Package Documentation (IEPD) is a type of MPD. It defines required and optional artifacts, metadata, schemes, and syntax. It also provides some non-normative guidance.
Conformance: This document defines general conformance to NIEM.
Conformance Target Attribute: This document specifies an XML attribute that may occur within XML documents to establish a claim that the document conforms to a set of conformance targets.