Transportation Security Administration [TSA] Law and Legal Definition

Transportation Security Administration (TSA) is a part of the Department of Homeland Security. It protects the nation's transportation systems to ensure freedom of movement for people and commerce. TSA employs around 48,000 Transportation Security Officers who serve on TSA's frontline in 457 U.S. airports. They use their training and experience to effectively and efficiently screen approximately 2 million people a day. Its vision is to continuously set the standard for excellence in transportation security through its people, processes, and technology.