In which situation can a 3rd Class Medical Certificate be suspended?

A 3rd Class Medical Certificate can be suspended if the pilot is diagnosed with a new medical condition. This is because the Federal Aviation Administration (FAA) requires pilots to meet specific health standards to ensure their own safety and that of others while operating an aircraft. If a pilot is diagnosed with a condition that may impair their ability to fly safely, such as a serious physical or mental health issue, the certificate may be suspended until the condition is evaluated and deemed no longer a threat to flight safety.

Changing an address does not affect the medical status or validity of the certificate. Similarly, flying a different type of aircraft does not inherently jeopardize the medical certification, as long as the pilot remains compliant with the medical requirements. Not flying for an extended period, such as a year, does not automatically lead to a suspension of the medical certificate; the certificate remains valid until the pilot needs to renew it or if their health status changes. Thus, the diagnosis of a new medical condition is the scenario that directly affects the pilot's fitness to fly.