XHTML™ 1.1 - Module-based XHTML - Second Edition publication history Date Status 27 March 2018 Retired 23 November 2010 Recommendation 7 October 2010 Proposed Edited Recommendation 16 February 2007 Working Draft 31 May 2001 Recommendation 6 April 2001 Proposed Recommendation 5 January 2000 Working Draft 10 September 1999 Working Draft 6 April 1999 Working Draft