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

ITS Standards

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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...

ATC 5201 (ITE ATC Controller)
Advanced Transportation Controller (ATC)

Standard for advanced transportation controller (ATC) devices to support ITS data flows and standards that enable deployment of ITS. Capable of operating in the ATC cabinet and using the ATC application program interfaces.
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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 6, Published in Jan 2018

Previous Development Activity: Version 1: Published (Jun 2006)