Version 2 of the BABOK had a review peroid where a draft was released for public comment. The review period is now over and the final draft is being written. It will be published later in the year. We'll post an announcement here when it becomes available.
In the meantime there are some other resources you might find useful. There is a list here.
Link: http://www.betterprojects.net/2008/01/business-analyst-boks.html
Craig