BlackRock, Inc. established the BlackRock MuniYield Fund, Inc. as a closed-end mutual fund specializing in fixed-income investments. Its management is overseen by BlackRock Advisors, LLC. The fund strategically allocates capital, primarily targeting high-quality municipal bonds that boast an investment-grade rating and maturities extending beyond a decade. A key benefit is its exemption from federal income taxes. This U.S.-domiciled fund commenced operations on November 29, 1991.