You must be a full-time student, which is typically 12 or more hours each semester and progressing towards an accredited degree.

You must be academically aligned. We count from graduation day and work backwards. In other words, a Junior or MSIII would have 4 semesters remaining until graduation and a sophomore would have 6 semesters remaining until to graduation. 

You must maintain a cumulative and semester college GPA of 2.0 (on a 4.0 scale) for non-scholarship enrollment and above a 2.5 GPA for scholarship eligibility.

And to be eligible for a scholarship you must have a minimum of 920 on the SAT or 19 on the ACT.

You must be of good moral character, someone who has not been convicted of domestic violence or similar proceedings. 

Your must have no civil convictions, adverse adjudication, court marshal conviction, or other than minor traffic violations resulting in a fine of $250 or more.

You must be a U.S. citizen with a U.S. birth certificate or other documents establishing citizenship.

To be medically qualified for the freshman and sophomore classes, you only need a health certificate (DAForm 3425R) from the campus health clinic. To be medically qualified for the junior and senior ROTC classes, you must pass a Department of Defense Medical Evaluation Review Board (DODMERB) physical.

You are eligible if you have never used an illegal substance or drug. You may get a waiver to join if you used illegal substances or drugs only on an experimental or limited basis over 6 months ago.

You are eligible if you are not a conscientious objector, who is someone who cannot or will not use a firearm to defend his or her self or country.

You are eligible if you do not have any tattoos that are specifically prohibited by Army policy such as a tattoo/brand on the face, neck, or head or other tattoos/brands that are visible and that detract from a soldierly appearance and are prejudicial or detract from good order and discipline.

Age must be at least 17 to contract and less than 30 at the time of commissioning, which can be waived for non-scholarship students up thru age 32.