H. R. 665 is a bill introduced in the 119th Congress that seeks to amend title 46 of the United States Code to allow certain noncontiguous trade routes to be exempt from the coastwise laws, which typically require that goods transported between U.S. ports be carried on...
Simple Explanation
H. R. 665 is a plan to make it easier for different boats to carry things between islands and other places not attached to the U.S. mainland, allowing more companies to join in as long as there are at least three different companies helping to carry the goods.