The Opioid Abatement Authority is established as an independent body. The purpose of the Authority is to abate and remediate the opioid epidemic in the Commonwealth through financial support from the Fund, in the form of grants, donations, or other assistance, for efforts to treat, prevent, and reduce opioid use disorder and the misuse of opioids in the Commonwealth. The Authority’s exercise of powers conferred by this article shall be deemed to be the performance of an essential governmental function and matters of public necessity for which public moneys may be spent and private property acquired.