Skip to content
Office of the Assistant Secretary for Research and Technology
ITS Joint Program Office

ITS Standards

Skip to content


ITS Standards have been developed for many of the architecture flows in the National ITS Architecture. Click on the standard(s) to view the architecture flows and their communication requirements. More...

ITE ATC API   Application Programming Interface (API) Standard for the Advanced Transportation Controller (ATC)
An advanced transportation controller (ATC) software application program interfaces (APIs) that support ITS data flows and standards enabling the deployment of ITS functions. The APIs provide a template for API programming for specific functionality associated with equipment and market packages defined by the National ITS Architecture.
view factsheet
For more information on how to obtain standards: Phone: N/A
Jointly approved and published ATC standards are available for free download. More information is available at:

Current Published Version: Version 2.17, Published in Sep 2011

Previous Development Activity: Version 2: Published (Sep 2007)