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serting ‘‘(a) 30 YEARS
OF ACTIVE COMMIS-
SIONED SERVICE.—Except as provided in sub-
section (b) and as provided’’; 
(B) by adding at the end the following: 
‘‘(b) EXCEPTIONS.—Subsection (a) does not apply to 
the following: 
‘‘(1) An officer of the Navy who is designated 
for limited duty to whom section 6383(a)(4) of this 
title applies. 
‘‘(2) An officer of the Navy or Marine Corps 
who is a permanent professor at the United States 
Naval Academy.’’. 
(b) AUTHORITY FOR RETENTION OF PERMANENT 
PROFESSORS BEYOND 30 YEARS.—
(1) AUTHORITY.—Chapter 573 of such title is 
amended by inserting after section 6371 the fol-
lowing new section: 
‘‘§ 6372. Permanent professors of the United States 
Naval Academy: retirement for years of 
service; authority for deferral 
‘‘(a) RETIREMENT FOR YEARS OF SERVICE.—(1) Ex-
cept as provided in subsection (b), an officer of the Navy 
or Marine Corps serving as a permanent professor at the 
Naval Academy in the grade of commander or lieutenant 
colonel who is not on a list of officers recommended for
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promotion to the grade of captain or colonel, as the case 
may be, shall, if not earlier retired, be retired on the first 
day of the month after the month in which the officer com-
pletes 28 years of active commissioned service. 
‘‘(2) Except as provided in subsection (b), an officer 
of the Navy or Marine Corps serving as a permanent pro-
fessor at the Naval Academy in the grade of captain or 
colonel who is not on a list of officers recommended for 
promotion to the grade of rear admiral (lower half) or 
brigadier general, as the case may be, shall, if not earlier 
retired, be retired on the first day of the month after the 
month in which the officer completes 30 years of active 
commissioned service. 
‘‘(b) CONTINUATION ON ACTIVE DUTY.—(1) An offi-
cer subject to retirement under subsection (a) may have 
his retirement deferred and be continued on active duty 
by the Secretary of the Navy. 
‘‘(2) Subject to section 1252 of this title, the Sec-
retary of the Navy shall determine the period of any con-
tinuation on active duty under this section. 
‘‘(c) ELIGIBILITY FOR PROMOTION.—A permanent 
professor at the Naval Academy in the grade of com-
mander or lieutenant colonel who is continued on active 
duty as a permanent professor under subsection (b) re-
123
mains eligible for consideration for promotion to the grade 
of captain or colonel, as the case may be. 
‘‘(d) RETIRED GRADE AND RETIRED PAY.—Each of-
ficer retired under this section—
‘‘(1) unless otherwise entitled to a higher grade, 
shall be retired in the grade determined under sec-
tion 1370 of this title; and 
‘‘(2) is entitled to retired pay computed under 
section 6333 of this title.’’. 
(2) CLERICAL AMENDMENT.—The table of sec-
tions at the beginning of such chapter is amended 
by inserting after the item relating to section 6371 
the following new item:
‘‘6372. Permanent professors of the United States Naval Academy: retirement 
for years of service; authority for deferral.’’.
(c) MANDATORY RETIREMENT AT AGE 64.—
(1) 
REORGANIZATION
AND
STANDARDIZA-
TION.—Chapter 63 of such title is amended by in-
serting after section 1251 the following new section: 
‘‘§ 1252. Age 64: permanent professors at academies 
‘‘(a) MANDATORY RETIREMENT FOR AGE.—Unless 
retired or separated earlier, each regular commissioned of-
ficer of the Army, Navy, Air Force, or Marine Corps cov-
ered by subsection (b) shall be retired on the first day 
of the month following the month in which the officer be-
comes 64 years of age.
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‘‘(b) COVERED OFFICERS.—This section applies to 
the following officers: 
‘‘(1) An officer who is a permanent professor or 
the director of admissions of the United States Mili-
tary Academy. 
‘‘(2) An officer who is a permanent professor at 
the United States Naval Academy. 
‘‘(3) An officer who is a permanent professor or 
the registrar of the United States Air Force Acad-
emy.’’. 
(2) CLERICAL AMENDMENT.—The table of sec-
tions at the beginning of such chapter is amended 
by inserting after the item relating to section 1251 
the following new item:
‘‘1254. Age 64: permanent professors at academies.’’.
(3) 
CONFORMING
AMENDMENT.—Section 
1251(a) of such title is amended by striking the sec-
ond sentence. 
(d) CONFORMING AMENDMENTS RELATING TO COM-
PUTATION OF RETIRED PAY.—
(1) AGE 64 RETIREMENT.—Chapter 71 of such 
title is amended—
(A) in the table in section 1401(a), by in-
serting at the bottom of the column under the 
heading ‘‘For sections’’, in the entry for For-
mula Number 5, the following: ‘‘1252’’; and