[CLIFFORD CHANCE LETTERHEAD]



                        CONSENT OF CLIFFORD CHANCE US LLP

We hereby consent to the reference to our firm under the caption "Fund Counsel"
in the Statement of Additional Information comprising a part of Post-Effective
Amendment No. 26 to the Form N-1A Registration Statement of Morgan Stanley
Developing Growth Securities Trust, File No. 2-81151. We do not thereby admit
that we are within the category of persons whose consent is required under
Section 7 of the Securities Act of 1933 or the rules and regulations of the
Securities and Exchange Commission thereunder.


/s/ CLIFFORD CHANCE US LLP
New York, New York
January 26, 2006