What's New in ARC-IT

What's New in ARC-IT Version 9.1

ARC-IT Version 9.1 is a significant update of the US National ITS Architecture Reference focusing on improvements that support design and requirements specification. The most significant enhancements for version 9.1 are:

If the term "ARC-IT" is new to you or it has been a few years since you've visited the National ITS Architecture, you may find the Key Concepts document helpful.