What is the U.S. Principal Party in Interest (USPPI)?

What is the U.S. Principal Party in Interest (USPPI)?

The USPPI is the person in the U.S. that receives the primary benefit, monetary or otherwise, of the export transaction. Generally that person is the U.S. seller, manufacturer, order party or foreign entity. The foreign entity must be listed as the USPPI if in the U.S. when the items are purchased or obtained for export.