Tortoise MLP Fund, Inc. is a non-diversified, closed-end management investment fund. The Fund's primary investment objective is to seek a high level of total return with an emphasis on current distributions. It invests primarily in master limited partnerships (MLPs) and their affiliates that own and operate a network of pipeline and energy-related logistical infrastructure assets. Under normal circumstances, it invests approximately 80% of its total assets (including assets obtained through leverage) in equity securities of MLPs in energy infrastructure sector, with approximately 50% of its total assets in equity securities of natural gas infrastructure MLPs. The Fund may also invest approximately 50% of its total assets in restricted securities. Its portfolio includes in natural gas/natural gas liquids pipelines, gathering and processing, crude oil pipelines, refined product pipelines, and oil and gas production. Tortoise Capital Advisors, L.L.C. is the investment adviser to the Fund.