70 ILCS 605/3-9
If the Court finds for the petitioners, it shall notify the appropriate appointing authority which shall be the county board or in home rule counties as defined by Article VII, Section 6 of the Constitution of 1970 the county chief executive officer of the county in which the petition is filed to appoint by majority vote as temporary commissioners 3 competent residents of Illinois own land in the proposed district, provided, however, that for good cause shown the appropriate appointing authority may waive the requirement that the temporary commissioners own land in the proposed district. When the proposed district is situated in 2 or more counties, no more than 2 such commissioners shall be residents of any one county, provided however, that for good cause shown the appropriate appointing authority may waive this residence requirement. In home rule counties appointments made by the chief executive officer shall be subject to the advice and consent of the county board. A commissioner thus appointed shall hold office until his duties are fulfilled or his successor is appointed and has qualified. Upon the appointment of temporary commissioners, the cause shall be continued to a day certain for the filing of their report.
70 ILCS 605/3-9