Cabin Air Safety Act of 2026

This bill, titled the "Cabin Air Safety Act of 2026," aims to significantly improve the safety of the air supply on commercial aircraft. It addresses concerns related to engine oil or hydraulic fluid smoke and fume events by introducing comprehensive measures across training, reporting, investigation, and air quality monitoring. The legislation mandates that the Administrator of the Federal Aviation Administration (FAA) establish annual training for flight attendants, pilots, aircraft mechanics, and airport first responders. This training will cover recognizing, responding to, and reporting engine oil or hydraulic fluid smoke or fume events, including understanding their sources, health impacts, and proper procedures. Furthermore, the bill creates a standardized system for these employees to report such events, collecting detailed information like flight specifics, fume descriptions, and any required medical attention. The FAA Administrator is granted authority to investigate reported fume events and is required to initiate an investigation if a report indicates that crew members or passengers needed medical attention beyond first aid. These investigations will gather factual and technical findings to identify the cause of events, involving air carriers and employee representatives. While individual and identifying information remains confidential, aggregated and validated data from these reports will be made publicly available through a searchable website to enhance aviation safety. A crucial provision requires domestic and foreign air carriers operating in the United States to install and operate continuous onboard detectors and air quality monitoring equipment . This equipment must be capable of identifying the source and type of air supply contamination, including carbon monoxide and engine oil/hydraulic fluid fumes, in real-time and providing flight deck notifications. The bill also mandates that aircraft manufacturers include procedures for responding to these monitoring indications in flight operator manuals, and it calls for continued research into advanced sensors and prevention techniques. Additionally, the air quality monitoring equipment must be included in the master minimum equipment list for transport category aircraft with bleed air systems.