Airspace at a Glance
Every airspace class a Part 107 candidate needs, with the sectional border you'll actually see and the authorization it requires, side by side.
Airspace classes
| Class | Sectional border | Typical dimensions | ATC authorization for sUAS |
|---|---|---|---|
| B | Solid blue line | Surface–10,000 ft. MSL, around the busiest airports | Required |
| C | Solid magenta line | Surface–4,000 ft. above airport elev.; ~5 NM core + 10 NM shelf, 1,200–4,000 ft. | Required |
| D | Dashed blue line | Surface–2,500 ft. above airport elevation | Required |
| E (surface) | Dashed magenta line | At the airport surface | Required within the surface area |
| E (other) | Vignette (fading) magenta or blue band | Typically 700 ft. or 1,200 ft. AGL and up | Not required outside a surface area |
| G | No boundary line | Surface to the base of the overlying Class E | Not required |
remote_pilot_study_guide.pdf, pp. 5–6; 14-cfr-107.txt, § 107.41 (authorization); FAA-CT-8080-2H, Legend 1, p. 1-1 (border depiction).
Remote ID: required in every class above unless the flight stays inside an FAA-Recognized Identification Area (FRIA) — 14-cfr-89.txt, §§ 89.110, 89.115(b).
Special-use airspace
| Type | Charted as | Hatching / color |
|---|---|---|
| Prohibited | "P" + number | Blue vertical hatching |
| Restricted | "R" + number | Blue vertical hatching |
| Warning | "W" + number, starts 3 NM off the U.S. coast | Blue vertical hatching |
| Alert | "A" + number | Blue vertical hatching |
| Military Operations Area | Named, not numbered | Magenta hatching |
| Air Defense Identification Zone | — | Blue dot pattern |
| National Security Area | — | Gray dashed line |
remote_pilot_study_guide.pdf, pp. 6–8; FAA-CT-8080-2H, Legend 1, p. 1-1.
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