# § 9320. More than thirty years: permanent professors and the Director of Admissions of the United States Air Force Academy
**(a)** The Secretary of the Air Force may retire an officer specified in subsection (b) who has more than 30 years of service as a commissioned officer.
**(b)** Subsection (a) applies in the case of the following officers:
**(1)** Any permanent professor of the United States Air Force Academy.
**(2)** The Director of Admissions of the United States Air Force Academy.
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**Source Credit**: (Aug. 10, 1956, ch. 1041, 70A Stat. 551, § 8920; Pub. L. 104–106, div. A, title V, § 509(b)(1), Feb. 10, 1996, 110 Stat. 298; renumbered § 9320, Pub. L. 115–232, div. A, title VIII, § 806(b)(13), Aug. 13, 2018, 132 Stat. 1833.)
| Revised section | Source (U.S. Code) | Source (Statutes at Large) |
| --- | --- | --- |
| 8920 | 10:1079a(c) (proviso). | Aug. 7, 1947, ch. 512, § 520(c) (proviso), 61 Stat. 912. |
The word “retire” is substituted for the words “direct the retirement of”. The words “as a commissioned officer” are substituted for the word “commissioned”.
## Editorial Notes
### Prior Provisions
A prior section 9320 was renumbered .
### Amendments
2018— renumbered as this section.
1996— substituted “permanent professors and the Director of Admissions” for “professors” in section catchline and amended text generally. Prior to amendment, text read as follows: “The Secretary of the Air Force may retire any permanent professor of the United States Air Force Academy who has more than 30 years of service as a commissioned officer.”
## Statutory Notes and Related Subsidiaries
### Effective Date of 2018 Amendment
Amendment by effective , with provision for the coordination of amendments and special rule for certain redesignations, see , set out as a note preceding .