• § 125.111 - General.

• § 125.113 - Cabin interiors.

• § 125.115 - Internal doors.

• § 125.117 - Ventilation.

• § 125.119 - Fire precautions.

• § 125.121 - Proof of compliance with § 125.119.

• § 125.123 - Propeller deicing fluid.

• § 125.125 - Pressure cross-feed arrangements.

• § 125.127 - Location of fuel tanks.

• § 125.129 - Fuel system lines and fittings.

• § 125.131 - Fuel lines and fittings in designated fire zones.

• § 125.133 - Fuel valves.

• § 125.135 - Oil lines and fittings in designated fire zones.

• § 125.137 - Oil valves.

• § 125.139 - Oil system drains.

• § 125.141 - Engine breather lines.

• § 125.143 - Firewalls.

• § 125.145 - Firewall construction.

• § 125.147 - Cowling.

• § 125.149 - Engine accessory section diaphragm.

• § 125.151 - Powerplant fire protection.

• § 125.153 - Flammable fluids.

• § 125.155 - Shutoff means.

• § 125.157 - Lines and fittings.

• § 125.159 - Vent and drain lines.

• § 125.161 - Fire-extinguishing systems.

• § 125.163 - Fire-extinguishing agents.

• § 125.165 - Extinguishing agent container pressure relief.

• § 125.167 - Extinguishing agent container compartment temperature.

• § 125.169 - Fire-extinguishing system materials.

• § 125.171 - Fire-detector systems.

• § 125.173 - Fire detectors.

• § 125.175 - Protection of other airplane components against fire.

• § 125.177 - Control of engine rotation.

• § 125.179 - Fuel system independence.

• § 125.181 - Induction system ice prevention.

• § 125.183 - Carriage of cargo in passenger compartments.

• § 125.185 - Carriage of cargo in cargo compartments.

• § 125.187 - Landing gear: Aural warning device.

• § 125.189 - Demonstration of emergency evacuation procedures.