All monies and revenues collected by the commission from fees, rates and charges for the use of its facilities shall be paid by the commission to the State Treasurer, to be deposited to the credit of a special fund to be known as the Mississippi Telecommunication Conference and Training Center Fund. Money in the fund at the end of a fiscal year shall not lapse into the General Fund and interest earned on any amounts deposited into the fund shall be credited to the special fund. Except as otherwise provided in Section 31-31-11, all expenses incident to the operation and upkeep of the facility shall be paid out of the fund.