A pilot license can be suspended for issues like failing to maintain valid medical certification, minor safety violations or breaches of air regulations, involvement in non-fatal operational errors, lapses in required training or recency requirements, or investigation of suspected misconduct; to regain flying privileges, pilots usually must complete corrective actions such as passing a new medical exam, undergoing refresher or retraining programs, clearing regulatory investigations, and demonstrating compliance with aviation standards before the authority reinstates the license.