term:

Treaty Trader Or Investor

treaty trader or investor

As a nonimmigrant class of admission, an alien coming to the United States, under the provisions of a treaty of commerce and navigation between the United States and the foreign state of such alien, to carry on substantial trade or to direct the operations of an enterprise in which he/she has invested a substantial amount of capital, and the alien's spouse and unmarried minor children.

Source: U.S. Citizenship and Immigration Services