It won't work with anything that is expressly forbidden in the constitution. Other than that currently it's pretty broad. There's a Harvard Law Review article [

It won't work with anything that is expressly forbidden in the constitution. Other than that currently it's pretty broad. There's a Harvard Law Review article [0] about the limits such as they are and does a better job than I ever could being professionals and actual lawyers. [0] https://harvardlawreview.org/2014/01/limits-on-the-treaty-power/ https://harvardlawreview.org/2014/01/limits-on-the-treaty-po...