OMB published proposed changes to OMB Circular A-21 on September 10,
1997 (62 FR 47721-47726).  One of the proposed changes was to change the
base from S&W to MTDC for even the institutions calculating their IDC rates
through use of the short-form.  I have no idea where this proposal stands.
Terry-

Terry A. May, Ph.D.                       Voice:    520-523-6788
  Director of Research Administration     FAX:      520-523-1075
  Office of Grant & Contract Services     INTERNET: xxxxxx@nau.edu
  100 Babbitt Admin. Ctr., Box 4130
  Northern Arizona University
  Flagstaff, AZ  86011-4130