The main purpose of the TSA Commuting Fairness Act is to alleviate the commuting challenges faced by employees of the Transportation Security Administration (TSA). The Act aims to explore ways to recognize the time these employees spend traveling from their designated parking areas or public transit stops to their work locations at airports as part of their official work hours. Key provisions of the Act include a requirement for the TSA Administrator to conduct a feasibility study within 270 days of the law's enactment.