The accessibility checklists and techniques are reviewed annually and updated to address new requirements identified during the review or to address new accessibility regulations and legislation. The purpose of this document is to track the changes made for each checklist update.


Date Checklist Version Comments
September 18, 2013 5.2.1
January 25, 2013 5.2.1
October 15, 2012 5.2
March 1, 2012 5.2
June 1, 2012 5.2
February 1, 2012 5.2
December 1, 2011 5.2
September 1, 2011 5.2
August 1, 2011 5.2
July 1, 2011 5.2
May 1, 2011 5.2
January 1, 2011 5.2
October 1, 2010 5.1
October 1, 2009 3.6
2008 3.5

W3C Recommendation 11 December 2008: http://www.w3.org/TR/WCAG20/ (link resides outside of ibm.com)
Copyright 1994-2009 W3C (Massachusetts Institute of Technology, European Research Consortium for Informatics and Mathematics, Keio University), All Rights Reserved.

Copyright 2012, 2013 IBM Corporation

Last updated October 15, 2013.