Federal Aviation Regulations Practice Test 2025 – Complete Exam Prep

In the context of the Federal Aviation Regulations (FARs), regulations specify strict guidelines regarding the consumption of alcohol by pilots to ensure flight safety. A pilot may consume alcohol under certain conditions, and these guidelines are critical for maintaining operational integrity.

The condition that is not permitted is consuming alcohol before any flight. FAR 91.17 prohibits a pilot from acting or attempting to act as a pilot-in-command (PIC) within a specified timeframe after consuming alcohol. This regulation emphasizes that there must be a clear separation between alcohol consumption and flight duties to prevent impairments that could affect judgment and performance.

The other conditions outlined are indeed permissible under the FARs. A pilot must wait at least 8 hours after consuming alcohol before flying, known as the "bottle to throttle" rule. Additionally, a pilot may operate an aircraft as long as their blood alcohol concentration does not exceed 0.04%, which is a threshold designed to ensure they are not under the influence. However, being under the influence of alcohol at any point before or during the flight is strictly prohibited, as it directly compromises the pilot's ability to operate the aircraft safely.

Understanding these regulations helps pilots make informed decisions about their alcohol consumption in relation to flying and reinforces the commitment to aviation