IGI Western Asset Investment Grade Defined Opportunity Trust Inc

Western Asset Investment Grade Defined Opportunity Trust Inc. (NYSE: IGI) today announced monthly distributions of $0.1045 per common share for September, October and November 2011.

The distribution schedule appears below:

Month       Ex-Date       Record Date       Payable Date       Amount       Type     September 09/21/2011 09/23/2011 09/30/2011 $0.1045 Income October 10/19/2011 10/21/2011 10/28/2011 $0.1045 Income November 11/16/2011 11/18/2011 11/25/2011 $0.1045 Income

This press release is not for tax reporting purposes but is being provided to announce the amount of the Fund's distributions that have been declared by the Board of Directors. In early 2012, after definitive information is available, the Fund will send shareholders a Form 1099-DIV, if applicable, specifying how the distributions paid by the Fund during the prior calendar year should be characterized for purposes of reporting the distributions on a shareholder’s tax return (e.g., ordinary income, long-term capital gain or return of capital).

Western Asset Investment Grade Defined Opportunity Trust Inc., a non-diversified, limited-term, closed-end management investment company, is managed by Legg Mason Partners Fund Advisor, LLC, a wholly-owned subsidiary of Legg Mason, Inc., and is sub-advised by Western Asset Management Company, an affiliate of the investment manager.

Contact the Fund at 1-888-777-0102 for additional information, or consult the Fund's web site at www.leggmason.com/cef.

Data and commentary provided in this press release are for informational purposes only. Legg Mason and its affiliates do not engage in selling shares of the Fund.