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OCS_Phases Phases

Officer Candidate School: Phases

There are two course options available for completing Officer Candidate School.  Talk to a recruiter to help figure out which path is right for you. 

  • Traditional Course
    The traditional OCS course is broken down into four phases over an eighteen month period.  All four phases are conducted at Ft. McClellan, Alabama in an IDT status.​ ​
Zero phase weekends are orientation style weekends, set-up to give the candidates an overview of what they can expect and what will be expected of them at OCS. All candidates must attend Zero phase weekends. Areas covered include military courtesy, advanced land navigation, troop leading procedures, dining hall procedures, proper clothing displays and more.
Phase I
Phase I is the first step in the OCS commissioning process. During this phase candidates will conduct land navigation, a field leadership exercise, a 6-Mile Foot March and cover Army Training management, and Leadership and Military Justice.
Phase II
Phase II makes up the bulk of a candidates OCS experience. Phase II is conducted once a month for 12 months. During this phase candidates will conduct a field leadership exercise, a 9- and 12-mile foot march and a 5-mile formation run.  Also, the candidates will cover Operations and Tactics, Supply activities, Military Heritage and History, Call for Fire and Communicative skills.
Phase III
Phase III is the last step in the OCS commissioning process, this phase covers troop leading procedures, the leadership reaction course, the final field leadership exercise, infantry squad tactics, basic rifle marksmanship, and a tactical exercise without troops (TEWT).
  • Accelerated Course
    Region D OCS conducts two accelerated OCS classes each year. The first class is conducted January through March.  The second course is conducted from June through August.  Both classes are 57 day courses and are conducted at Ft. McClellan, AL
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