<h1>Fatigue Risk Management for air traffic controllers: enforceable work hour, rest and roster standards urged to address normalized deviance.</h1> The committee found routine exemptions from mandated duty hour limits have normalised controller fatigue and urged replacing exemptions with a scientifically based Fatigue Risk Management System aligned with international best practices, including enforceable standards on work hours, rest periods, and roster design; it also recommended modernizing ATC automation, creating a Member (ATC) on the AAI board, and strengthening flight duty time limitations and mental health support.