---
kind: "section"
citation: "14 C.F.R. § 71.9"
title: "14"
number: "71.9"
heading: "Overlapping airspace designations."
url: "https://uscodex.org/cfr/14/71.9"
---

# §71.9. Overlapping airspace designations.

- (a) When overlapping airspace designations apply to the same airspace, the operating rules associated with the more restrictive airspace designation apply.
- (b) **For the purpose of this section—**
  - (1) Class A airspace is more restrictive than Class B, Class C, Class D, Class E, or Class G airspace;
  - (2) Class B airspace is more restrictive than Class C, Class D, Class E, or Class G airspace;
  - (3) Class C airspace is more restrictive than Class D, Class E, or Class G airspace;
  - (4) Class D airspace is more restrictive than Class E or Class G airspace; and
  - (5) **Class E is more restrictive than Class G airspace.**

## Notes

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40103, 40113, 40120; E.O. 10854, 24 FR 9565, 3 CFR, 1959-1963 Comp., p.389.

### Source

Source: Amdt. 71-14, 56 FR 65654, Dec. 17, 1991, unless otherwise noted.