25 ILCS 70/3
Upon the request of the sponsor of any bill described in subsection (a) of Section 2, the Director of the Department of Corrections, or any person within the Department whom the Director may designate, shall prepare a written statement setting forth the information specified in subsection (a) of Section 2. Upon the request of the sponsor of any bill described in subsection (b) of Section 2, the Director of the Administrative Office of the Illinois Courts, or any person the Director may designate, shall prepare a written statement setting forth the information specified in subsection (b) of Section 2.
The statement prepared by the Director of Corrections or Director of Administrative Office of the Illinois Courts, as the case may be, shall be designated a Correctional Budget and Impact Note and shall be furnished to the sponsor within 10 calendar days thereafter, except that whenever, because of the complexity of the bill, additional time is required for the preparation of the note, the Department of Corrections or Administrative Office of the Illinois Courts may so notify the sponsor and request an extension of time not to exceed 5 additional days within which such note is to be furnished. Such extension shall not extend beyond May 15 following the date of the request.
25 ILCS 70/3