H. R. 551 proposes to amend a specific section of the Immigration and Nationality Act to make the Migrant Protection Protocols mandatory. The bill changes the language to require ('shall') instead of just allowing ('may') the implementation of these protocols. The Migrant...
Simple Explanation
In this bill, they want to change a rule so that people who want to move to the U.S. have to wait in Mexico until they're called into America for their hearing. Before, they might have been able to stay in the U.S. while waiting, but now it's being made a requirement.