Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

The Code of Federal Regulations (CFR) annual edition is the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government produced by the Office of the Federal Register (OFR) and the Government Publishing Office.

Download the Code of Federal Regulations in XML.

Download the Electronic Code of Federal Regulations in XML.

Monthly Title and Part user viewing data for the e-CFR is available for download in CSV format.

Parallel Table of Authorities and Rules for the Code of Federal Regulations and the United States Code
Text | PDF

Find, review, and submit comments on Federal rules that are open for comment and published in the Federal Register using Regulations.gov.

Purchase individual CFR titles from the U.S. Government Online Bookstore.

Find issues of the CFR (including issues prior to 1996) at a local Federal depository library.

[A1]

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We’ve made big changes to make the eCFR easier to use. Be sure to leave feedback using the Help button on the bottom right of each page!

e-CFR data is current as of August 3, 2020

Title 14 → Chapter I → Subchapter E → Part 77

TITLE 14—Aeronautics and Space

CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED)

SUBCHAPTER E—AIRSPACE

PART 77—SAFE, EFFICIENT USE, AND PRESERVATION OF THE NAVIGABLE AIRSPACE

rule

Subpart A—GENERAL

§77.1
Purpose.
§77.3
Definitions.
rule

Subpart B—NOTICE REQUIREMENTS

§77.5
Applicability.
§77.7
Form and time of notice.
§77.9
Construction or alteration requiring notice.
§77.11
Supplemental notice requirements.
rule

Subpart C—STANDARDS FOR DETERMINING OBSTRUCTIONS TO AIR NAVIGATION OR NAVIGATIONAL AIDS OR FACILITIES

§77.13
Applicability.
§77.15
Scope.
§77.17
Obstruction standards.
§77.19
Civil airport imaginary surfaces.
§77.21
Department of Defense (DOD) airport imaginary surfaces.
§77.23
Heliport imaginary surfaces.
rule

Subpart D—AERONAUTICAL STUDIES AND DETERMINATIONS

§77.25
Applicability.
§77.27
Initiation of studies.
§77.29
Evaluating aeronautical effect.
§77.31
Determinations.
§77.33
Effective period of determinations.
§77.35
Extensions, terminations, revisions and corrections.
rule

Subpart E—PETITIONS FOR DISCRETIONARY REVIEW

§77.37
General.
§77.39
Contents of a petition.
§77.41
Discretionary review results.

Need assistance?