In a significant policy change, the Transportation Security Administration (TSA) has mandated that officers are no longer allowed to sit while checking boarding passes and IDs at airport security checkpoints across the United States. The decision, described as a move to enhance passenger experience, has sparked criticism from unions representing TSA agents, who argue that the new rule is impractical and could lead to fatigue among security personnel. The TSA has effectively banned chairs and stools at these checkpoints, reinforcing a standing-only policy for agents engaged in document checks. This change comes amid heightened scrutiny of airport security measures, particularly following recent incidents involving prohibited items found in carry-on luggage.