1997
1998
2000
2004
2007
2008-2009
2008 UPWP Amendments As Amended 1/29/08

As Amended 5/6/08

As Amended 07/16/09

2010 As Amended 04.30.10
2011 As Amended 04.08.11
2012
2013 Draft Revised 06/17/2013
2014
2015 Revised 10/20/14