BlackRock MuniAssets Fund, Inc., formerly known as MuniAssets Fund, Inc., operates as a closed-end fixed income mutual fund. Launched by BlackRock, Inc. and managed by BlackRock Advisors, LLC, this fund primarily targets the fixed income markets. Its central aim is to generate current income that is exempt from federal income taxes. This goal is accomplished through substantial investments in municipal obligations, specifically those of medium-to-lower credit quality or lacking a rating, where the interest earned is free from federal income tax. The fund was founded in the United States on June 25, 1993.