Rivernorth Managed Duration Municipal Income Fund Inc. announced the declaration of monthly distributions of $0.0917 per common share for the months of April, May and June 2020, payable on April 30, 2020, May 29, 2020 and June 30, 2020 respectively to the recorded shareholders on April 16, 2020, May 15,2020 and June 16, 2020 respectively and the ex-date is April 15, 2020, May 14, 2020 and June 15, 2020 respectively .