(a) There is continued and revived, if necessary, a segregated account within the state treasury that shall be known as the maintenance of coverage trust fund created by Chapter 909 of the Public Acts of 2010. The fund shall not be used to replace any moneys otherwise appropriated to the TennCare program by the general assembly or to replace any moneys appropriated outside of the TennCare program.
(b) The maintenance of coverage trust fund shall consist of:
(1) All annual coverage assessments received by the bureau; and
(2) Investment earnings credited to the assets of the maintenance of coverage trust fund.
(c) Monies credited or deposited to the maintenance of coverage trust fund together with all federal matching funds shall be available to and used by the bureau only for expenditures in the TennCare program and shall include the purposes authorized in the annual coverage assessment act enacted by the general assembly and codified in this title.