505 ILCS 130/8
Within 90 days after final approval by the temporary operating committee of any proposed marketing program, the Director shall determine by referendum in accordance with this Section and Section 11 of this Act whether the affected producers assent to such proposed program. The proposed program is approved when a majority of those voting in the referendum vote in favor of such proposed program.
Within 90 days after final approval by the program operating board of any proposed amendment to the marketing program, the Director shall determine by referendum in accordance with this Section and Section 11 of this Act whether the affected producers assent to such proposed amendment. The proposed amendment to the program is approved when a majority voting on the amendment vote in favor of the amendment.
If any proposed marketing program or amendment is not approved by such referendum, no additional referendum on such program or amendment may be held for 2 years from the date of the close of such referendum period.
505 ILCS 130/8