The Port Authority of New York and New Jersey is a bipartisan, self-supporting bi-state government agency formed as a joint venture between the states of New York and New Jersey through an interstate compact authorized by the U.S. Congress. It owns the World Trade Center site and manages key transportation infrastructure in the New York-New Jersey region, including bridges, tunnels, and the PATH system. The agency is responsible for developing, operating, and maintaining trade and transportation facilities in the Port of New York and New Jersey to enhance regional commerce and economic competitiveness.