FMCSA DOT Acronyms – “I”

I

IAS – Internet Application Server

ICC – Interstate Commerce Commission

ICD – Interface Control Document

ID – Identifier or Identification

IDN – Interdepartmental Network (the network that connects all DOT administrators)

IEN – Information Exchange Network

IES – Information Exchange System

IFTA – International Fuel Tax Agreement

INS – Immigration and Naturalization Service

Interstate – The transportation of goods in the United States from a place in one State to a place in a different State (including a place outside the United States); OR between two places in one State through another State or place outside of the United States.

Intrastate – The transportation of goods within one State that never crosses State lines or includes a segment outside of that same State.

IRP – International Registration Plan

IP – Internet Protocol

ISSO – Information Systems Security Officer

ISS – Inspection Selection System

ISTEA – Intermodal Surface Transportation Efficiency Act

ITS – Intelligent Transportation Systems (formerly IVHS)

ITSA – Intelligent Transportation Society of America

IMAP – Internet Message Access Protocol

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