Karen: This is a result of the Minimum Program Requirements (specifically, #2, Must Be a Complete, Permanent Building or Space) , which are new to LEED 2009 rating systems. You can read more about them along with the supplemental guidance, here:http://www.usgbc.org/DisplayPage.aspx?CMSPageID=2102.
The supplemental guidance talks about the reasons behind each MPR - this might be helpful to you.