The bill, known as the “Keeping International Land Ports of Entry Open Act,” seeks to regulate the transfer of Department of Homeland Security staff from international land ports of entry along the U.S.-Mexico border. It stipulates that such transfers can only occur if they won't impact trade...
Simple Explanation
The bill is about making sure that the people working at border entry points between the U.S. and Mexico aren't moved somewhere else unless it's absolutely necessary and won't mess up the flow of trade coming through. If some workers are moved, they have to be replaced right away, and everyone should be told about it.