(1) The state treasurer is authorized and directed to establish within the general fund the Tennessee judicial information system fund, as a restricted revolving account in the state treasury.
(2) The source of funding for this account shall be judicial branch appropriations made in the general appropriations act and unexpended funds carried forward in accordance with subsection (d).
(3) The funds for the Tennessee judicial information system established by this section may be invested by the state treasurer pursuant to policy guidelines, established by resolution of the funding board, created by § 9-9-101. The funding board shall establish the policy guidelines for the investment of the Tennessee judicial information system fund in a manner that is lawful for investment of state funds. All interest or other earnings shall be added to the corpus of the fund and shall remain a part of the fund.
(4) Any unencumbered or unexpended balance of this account at the end of the fiscal year shall not revert to the general fund but shall be carried forward until expended in accordance with this section.
(5) The balance of the fund shall be used for the acquisition of equipment, software, supplies, personnel, services and other costs incidental to the acquisition, development, operation and administration of information services, telecommunications, systems, software, supplies and equipment, including the payment of principal and interest on items paid in installments.