Section 9. Any assessment imposed pursuant to section eight shall be deposited in the Victim and Witness Assistance Fund, established by section forty-nine of chapter ten. In addition, the board may also apply for and accept on behalf of the commonwealth any private grants, bequests, gifts or contributions to further aid in financing programs or policies of the division. Such funds shall be received by the state treasurer on behalf of the commonwealth and deposited into said fund; provided, that said board shall submit to the house and senate committees on ways and means, as necessary, a report detailing all such amounts as deposited into said fund. All monies deposited into said fund that are unexpended at the end of the year shall not revert to the General Fund. The proceeds of the fund shall be made available, subject to appropriation, to the district attorney victim and witness programs, to the attorney general and the parole board for programs serving crime victims and witnesses.