CA.I.EFAA-S-ACS-7B · Nov 2023

National Airspace System

ACS task objective

To determine the applicant exhibits satisfactory knowledge, risk management, and skills associated with National Airspace System (NAS) operations under VFR as a commercial pilot.

Bottom line

There are two categories of airspace: regulatory (Class A, B, C, D and E airspace areas, restricted and prohibited areas) and nonregulatory (MOAs, warning areas, alert areas, controlled firing areas, and national security areas). Within these two categories, there are four types of airspace: controlled, uncontrolled, special use, and other airspace.

FAA references

  1. AIM 3-1-1 (General) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  2. PHAK ch. 15 (p. 15-2) — FAA-H-8083-25C (2023)
  3. AIM 3-1-3 (Hierarchy of Overlapping Airspace Designations) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)

Knowledge

Risk management

Skills

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