PART 77—SAFE, EFFICIENT USE, AND PRESERVATION OF THE NAVIGABLE AIRSPACE
Subparts
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A
Subpart A—General Sections 77.1–77.3 -
B
Subpart B—Notice Requirements Sections 77.5–77.11 -
C
Subpart C—Standards for Determining Obstructions to Air Navigation or Navigational Aids or Facilities Sections 77.13–77.23 -
D
Subpart D—Aeronautical Studies and Determinations Sections 77.25–77.35 -
E
Subpart E—Petitions for Discretionary Review Sections 77.37–77.41