AllianceBernstein Income Fund, Inc. is a close-ended fixed income mutual fund launched and managed by AllianceBernstein L.P. It invests in the fixed income markets of the United States. The fund invests in fixed income securities like securities issued or guaranteed by the U.S. Government, its agencies or instrumentalities, and repurchase agreements pertaining to U.S. Government securities. It benchmarks the performance of its portfolio against the Lehman Brothers (LB) U.S. Aggregate Index. The fund was previously known as ACM Income Fund, Inc. AllianceBernstein Income Fund, Inc. was founded on August 28, 1987 and is domiciled in the United States.