According to scheduled rest rules, what is the required rest period for flight times between 8 and 9 hours?

For flight times between 8 and 9 hours, the required rest period is correctly identified as 10 hours. This requirement ensures that pilots have sufficient rest before future flight duties, which is critical for maintaining alertness and safety in aviation operations.

Regulations stipulate specific rest periods that scale with the amount of time spent flying. The concept is that longer flight times correlate with the need for more recovery time to mitigate fatigue, which affects decision-making and performance. A rest period of 10 hours allows pilots to recharge properly and comply with safety standards expected within Part 135 operations.

This regulation is part of adherence to both FAA regulations and best practices in crew duty time management to ensure operational safety and effectiveness.