New working drafts have been published for XSD 1.1, which starts a last call period for comments lasting from now until September 12th. The previous last calls in 2006 and 2007 resulted in a substantial number of comments and revisions.

You can get the XSD 1.1 drafts from the W3C web site.

• W3C XML Schema Definition Language (XSD) 1.1 Part 1: Structures
• W3C XML Schema Definition Language (XSD) 1.1 Part 2: Datatypes