---
kind: "section"
citation: "14 C.F.R. § 77.27"
title: "14"
number: "77.27"
heading: "Initiation of studies."
url: "https://uscodex.org/cfr/14/77.27"
---

# §77.27. Initiation of studies.


The FAA will conduct an aeronautical study when:

- (a) Requested by the sponsor of any proposed construction or alteration for which a notice is submitted; or
- (b) **The FAA determines a study is necessary.**

## Notes

### Authority

Authority: 49 U.S.C. 106 (g), 40103, 40113-40114, 44502, 44701, 44718, 46101-46102, 46104.

### Source

Source: Docket FAA-2006-25002, 75 FR 42303, July 21, 2010, unless otherwise noted.