USA
US EPA announced on July 29, 1999, a proposed rule to drastically lower reporting thresholds for Pb and Pb compounds to the Toxic Release Inventory from 10,000 lbs. to 10 lbs.
The state of California is initiating their own version EU’s RoHs Directive, The Electronic Waste Recycling Act of 2003, or SB20 for short, scheduled to take effect January 2007.
20 other states in the United States have bills pending for RoHS-like regulations.
Jedec/IPC
The US-American WebPages of IPC. The US-American electronic industry does inform on there prospective regarding the European law initiate.
NIST
The "National Institute of Standardization and Technology" is part of the US-American Economy ministry. You will find lots of information related to lead(Pb)-free issued by universities.