The purpose of this legislation, titled the "Stop Subsidizing Private Jets of 2026," is to change the tax code to prevent certain tax deductions related to private planes. The main objective is to limit tax benefits for individuals and businesses that own or operate private aircraft, thereby reducing what some lawmakers view as an unfair subsidy for the wealthy. The key provisions of this legislation state that taxpayers will no longer be able to deduct expenses associated with the purchase, maintenance, or operation of private planes.