Senate:  Date of Co-Sponsorship

Bayh, Evan [D-IN] 7/15/2009 
Collins, Susan M. [R-ME] 5/21/2010
Gillibrand, Kirsten E. [D-NY] 7/14/2009 *
Johanns, Mike [R-NE] 9/21/2009 
Kerry, John F. [D-MA] 1/20/2010 
Menendez, Robert [D-NJ] 7/15/2009 
Mikulski, Barbara A. [D-MD] 5/14/2010
Nelson, E. Benjamin [D-NE] 7/14/2009 *
Sanders, Bernard [I-VT] 5/18/2010 
Shaheen, Jeanne [D-NH] 1/28/2010 
Snowe, Olympia J. [R-ME] 5/20/2010 

*Original Co-Sponsors

House:

Boswell, Leonard L. [D-IA-3] 7/15/2009 
Braley, Bruce L. [D-IA-1]  7/24/2009 
Capps, Lois [D-CA-23] 11/19/2009 
Cohen, Steve [D-TN-9] 4/27/2010 
Conyers, John, Jr. [D-MI-14] 12/9/2009 
DeGette, Diana [D-CO-1] 12/10/2009 
Frank, Barney [D-MA-4]  7/22/2009 
Hodes, Paul W. [D-NH-2]  4/27/2010 
Holt, Rush D. [D-NJ-12] 2/4/2010 
King, Peter T. [R-NY-3] 7/15/2009 
Latham, Tom [R-IA-4] 9/10/2009 
Lee, Christopher J. [R-NY-26] 2/2/2010 
Markey, Edward J. [D-MA-7] 4/29/2010 
McDermott, Jim [D-WA-7] 9/14/2009 
McGovern, James P. [D-MA-3] 5/11/2010 
Moore, Dennis [D-KS-3] 9/17/2009 
Napolitano, Grace F. [D-CA-38] 4/20/2010 
Neal, Richard E. [D-MA-2] 3/10/2010 
Paulsen, Erik [R-MN-3] 7/23/2009 
Rothman, Steven R. [D-NJ-9] 5/11/2010 
Sarbanes, John P. [D-MD-3] 5/18/2010 
Schakowsky, Janice D. [D-IL-9]  7/23/2009 
Sestak, Joe [D-PA-7] 9/10/2009 
Snyder, Vic [D-AR-2] 2/23/2010 
Stark, Fortney Pete [D-CA-13] 4/20/2010 
Towns, Edolphus [D-NY-10] 3/10/2010 
Van Hollen, Chris [D-MD-8] 9/10/2009