To designate the facility of the United States Postal Service located at 1663 East Date Place in San Bernardino, California, as the "Dr. Margaret B. Hill Post Office Building".

What it does

A plain-language summary is coming. Here is the official summary from the Congressional Research Service:

This act designates the facility of the U.S. Postal Service located at 1663 East Date Place in San Bernardino, California, as the Dr. Margaret B. Hill Post Office Building.