Check around the Internet...it seems to me that Presidents have a certain leeway in imposing or lowering tariffs. So Donald Trump would not be doing anything new if he jacked up tariffs on China and Mexico.
one example>> http://cc.bingj.com/cache.aspx?q=%2bcan+president+change+tariffs&d=4696926145219976&mkt=en-US&setlang=en-US&w=rjBDuyFcQdBX6if0VFFgV5pnGlOTr5h-#axzz3ddsVUb1U
Will do. Thanks for the info.