Passenger Vessel Services Act of 1886

The Passenger Vessel Services Act of 1886, sometimes abbreviated to PVSA, Passenger Services Act, or PSA, is a protectionist piece of United States legislation which came into force in 1886 relating to cabotage. It says that no foreign vessels may transport passengers between ports or places in the United States, either directly or by way of a foreign port, under a penalty of $200 for each passenger so transported and landed.

Source: Wikipedia — Passenger Vessel Services Act of 1886 (CC BY-SA 4.0)