AllianceBernstein Income Fund Inc. (the Fund), formerly ACM Income Fund Inc., is a diversified closed-end management investment company. The Fund's investment objective is to provide current income and long-term growth of capital. The Fund invests primarily in a diversified portfolio of equity securities of companies in the United States. The Fund normally invests at least 80% of its net assets in income producing securities. It normally invests at least 65% of its assets in securities issued or guaranteed by the United States Government, its agencies or instrumentalities, and repurchase agreements pertaining to the United States Government securities. The Fund invests in sovereign debt obligations of countries that are considered emerging market countries at the time of purchase. Part of the Fund's assets will be invested in foreign securities. AllianceBernstein Income Fund Inc.’s investment advisor is AllianceBernstein L.P. (formerly Alliance Capital Management L.P.).