(c) The Fund shall be used for the following purposes:
(1) Payment of any expenses associated with activities and services described in § 39-105(a)(14), including expenses for space rental and special events associated with the activities and services authorized in § 39-105(a)(14);
(2) Payment of any non-personnel costs related to the library services mission of the District of Columbia Public Library; and
(3) To support the operations of the District of Columbia Public Library, including programming and facilities improvements, and to purchase food, snacks, and non-alcoholic beverages for the general public, District of Columbia Public Library program participants, and District government employees.
(d) The money deposited into the Fund but not expended in a fiscal year shall not revert to the unassigned fund balance of the General Fund of the District of Columbia at the end of a fiscal year, or at any other time.