U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.


Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


  1. Home
  2. Initial Operational Capability (IOC)

Initial Operational Capability (IOC)

ARQM 016


In general, attained when some units and/or organizations in the force structure scheduled to receive a system have received it and have the ability to employ and maintain it. The specifics for any particular system IOC are defined in that system's Capability Development Document (CDD) and updated CDD.

General Information

The Initial Capabilities Document (ICD) will most likely have timeframes to define IOC and the CDD will have timeframes and number of articles.