Subpart J—Special Airworthiness Requirements

1. CFR
2. ›
3. Title 14
4. ›
5. Chapter I
6. ›
7. Part 121
8. ›
9. Subpart J

Sections

Section numbering in the official eCFR can be non-consecutive. Omitted section numbers are not treated here as reserved unless the source explicitly labels them that way.

• 121.211
  § 121.211 Applicability.
• 121.213
  § 121.213 [Reserved]
• 121.215
  § 121.215 Cabin interiors.
• 121.217
  § 121.217 Internal doors.
• 121.219
  § 121.219 Ventilation.
• 121.221
  § 121.221 Fire precautions.
• 121.223
  § 121.223 Proof of compliance with § 121.221.
• 121.225
  § 121.225 Propeller deicing fluid.
• 121.227
  § 121.227 Pressure cross-feed arrangements.
• 121.229
  § 121.229 Location of fuel tanks.
• 121.231
  § 121.231 Fuel system lines and fittings.
• 121.233
  § 121.233 Fuel lines and fittings in designated fire zones.
• 121.235
  § 121.235 Fuel valves.
• 121.237
  § 121.237 Oil lines and fittings in designated fire zones.
• 121.239
  § 121.239 Oil valves.
• 121.241
  § 121.241 Oil system drains.
• 121.243
  § 121.243 Engine breather lines.
• 121.245
  § 121.245 Fire walls.
• 121.247
  § 121.247 Fire-wall construction.
• 121.249
  § 121.249 Cowling.
• 121.251
  § 121.251 Engine accessory section diaphragm.
• 121.253
  § 121.253 Powerplant fire protection.
• 121.255
  § 121.255 Flammable fluids.
• 121.257
  § 121.257 Shutoff means.
• 121.259
  § 121.259 Lines and fittings.
• 121.261
  § 121.261 Vent and drain lines.
• 121.263
  § 121.263 Fire-extinguishing systems.
• 121.265
  § 121.265 Fire-extinguishing agents.
• 121.267
  § 121.267 Extinguishing agent container pressure relief.
• 121.269
  § 121.269 Extinguishing agent container compartment temperature.
• 121.271
  § 121.271 Fire-extinguishing system materials.
• 121.273
  § 121.273 Fire-detector systems.
• 121.275
  § 121.275 Fire detectors.
• 121.277
  § 121.277 Protection of other airplane components against fire.
• 121.279
  § 121.279 Control of engine rotation.
• 121.281
  § 121.281 Fuel system independence.
• 121.283
  § 121.283 Induction system ice prevention.
• 121.285
  § 121.285 Carriage of cargo in passenger compartments.
• 121.287
  § 121.287 Carriage of cargo in cargo compartments.
• 121.289
  § 121.289 Landing gear: Aural warning device.
• 121.291
  § 121.291 Demonstration of emergency evacuation procedures.
• 121.293
  § 121.293 Special airworthiness requirements for nontransport category airplanes type certificated after December 31, 1964.
• 121.295
  § 121.295 Location for a suspect device.