 NEW YORK, April 26, 2021 PRNewswire -- AllianceBernstein National Municipal Income Fund, Inc. NYSE: AFB the Fund today released its monthly portfolio update as of March 31,2021. AllianceBernstein National Municipal Income Fund, Inc. Top 10 Fixed-Income Holdings Portfolio 1 Metropolitan Transportation Authority Metropolitan Transportation Authority Ded Tax Series 2016A 5.25, 111535 2.50 2 State of Connecticut Special Tax Revenue Series 2012 5.00, 10129 2.17 3 Central Plains Energy Project Goldman Sachs Group, Inc. The Series 2017A 5.00, 90142 2.03 4 Jefferson County Board of EducationAL Series 2018 5.00, 20146 1.73 5 Wisconsin Public Finance AuthorityCHF - Wilmington LLC AGM 5.00, 70158 1.68 6 Detroit Downtown Development Authority AGM Series 2018A 5.00, 70148 1.63 7 Los Angeles Department of Water Power Power System Revenue Series 2013B 5.00, 70130 1.60 8 Tobacco Settlement Financing Corp.NJ Series 2018A 5.00, 60146 1.53 9 Metropolitan Pier Exposition Authority 5.00, 61550 1.51 10 Miami Beach Health Facilities Authority Mount Sinai Medical Center of Florida, Inc. Series 2014 5.00, 111539 1.47 SectorIndustry Breakdown Portfolio Revenue Health Care - Not-for-Profit 21.62 Airport 8.05 Toll RoadsTransit 6.43 Electric Utility 4.79 Revenue - Miscellaneous 4.78 Prepay Energy 2.69 Water Sewer 2.63 Tobacco Securitization 1.53 Higher Education - Public 1.04 PrimarySecondary Ed. 