92 Ill. Adm. Code 14.450
Fuel Requirements for Flight in VFR Conditions
Section 14.450 Fuel Requirements for Flight in VFR
Conditions
a) No
pilot shall begin a flight in an airplane under VFR conditions unless,
considering wind and forecast weather conditions, there is enough fuel to fly
to the first point of intended landing and, assuming normal cruising speed:
1) during
the day, to fly after that for at least 30 minutes; or
2) at
night, to fly after that for at least 45 minutes.
b) No
pilot shall begin a flight in a rotorcraft under VFR conditions unless,
considering wind and forecast weather conditions, there is enough fuel to fly
to the first point of intended landing and, assuming normal cruising speed, to
fly after that for at least 20 minutes.