Dividends in excess of any deduction made by the State for its contributions may be used solely for the benefit of the subscribers to the group life insurance program, and shall be maintained in a special fund identified as the Group Life Insurance Fund, which Fund shall be administered by the State Employee Benefits Committee. Funds derived from such dividends shall be invested by the State Treasurer in accordance with guidelines established by the Cash Management Policy Board, with all income from such investments reverting to the Group Life Insurance Fund. Under no circumstances shall these funds become a part of the State General Fund, or any fund other than the Group Life Insurance Fund.