The item "travel" when used in an appropriation act, shall include any expenditure directly incident to official travel by State officers, commission members and employees, wards or charges of the State, or youth in care as defined in Section 4d of the Children and Family Services Act, involving reimbursement to travelers, or direct payment to private agencies providing transportation or related services. Through June 30, 1994, the item "travel" may also include any expenditure to, or approved by, the Department of Central Management Services for video conferencing.
30 ILCS 105/16