Enlisted have a temporary chance for an age waiver if they served in Iraq/Afghanistan and that kept them from originally meeting "younger than 23" limit...
-CITE-
10 USC Sec. 4346 01/03/2012 (112-90)
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TITLE 10 - ARMED FORCES
Subtitle B - Army
PART III - TRAINING
CHAPTER 403 - UNITED STATES MILITARY ACADEMY
-HEAD-
Sec. 4346. Cadets: requirements for admission
TEMPORARY AUTHORITY TO WAIVE MAXIMUM AGE LIMITATION ON ADMISSION TO
THE MILITARY SERVICE ACADEMIES (Warning, link is long text document)
Pub. L. 112-81, div. A, title V, Sec. 553, Dec. 31, 2011, 125
Stat. 1413, provided that:
"(a) Waiver for Certain Enlisted Members. - The Secretary of the
military department concerned may waive the maximum age limitation
specified in section 4346(a), 6958(a)(1), or 9346(a) of title 10,
United States Code, for the admission of an enlisted member of the
Armed Forces to the United States Military Academy, the United
States Naval Academy, or the United States Air Force Academy if the
member -
"(1) satisfies the eligibility requirements for admission to
that academy (other than the maximum age limitation); and
"(2) was or is prevented from being admitted to a military
service academy before the member reached the maximum age
specified in such sections as a result of service on active duty
in a theater of operations for Operation Iraqi Freedom, Operation
Enduring Freedom, or Operation New Dawn.
"(b) Maximum Age for Receipt of Waiver. - A waiver may not be
granted under this section if the candidate would pass the
candidate's twenty-sixth birthday by July 1 of the year in which
the candidate would enter the military service academy pursuant to
the waiver.
"(c) Limitation on Number Admitted Using Waiver. - Not more than
five candidates may be admitted to each of the military service
academies for an academic year pursuant to a waiver granted under
this section.
(edited to provide link to text.)