Trump White House says it's losing $19B-$26B a year in revenue as countries dodge tariffs

U.S. report estimates countries routing exports around tariffs cost $19–$26 billion a year in lost tax revenue.
It says China has been transshipping goods through 40+ countries (from Mexico to Malaysia) since 2018, masking true imports while boosting its manufacturing.
U.S. response includes an AI prototype to catch transshipments and retroactive tariffs — while broader tariff policy has raised inflation concerns and faced legal challenges.