(a) The secretary of state, acting through the state librarian and archivist and the division of public libraries and archives, is authorized to accept donations and bequests on behalf of the regional library system.
(b) The secretary of state, acting through the division of public libraries and archives, may lease real estate as may be necessary for library purposes. Any lease shall be between the state of Tennessee and the lessor and shall contain a clause that its continuance shall be subject to necessary allotments from the secretary of state and the availability of other funds.