505 ILCS 115/21
A proposed amendment to an existing sheep and wool production development and marketing program may be requested by petition to the Director by 2% of the affected producers from each respective district or by a 5/7 majority vote of the sheep and wool production development and marketing board. If any amendment to an existing sheep and wool production development and marketing program is proposed, the Director shall hold a public hearing to consider such amendment. After the close of the public hearing the Director and the sheep and wool production development and marketing board shall send copies of their findings to all parties of record appearing at the hearing. If such proposed amendment is approved by the sheep and wool production development and marketing board a referendum may be held thereon in accordance with Section 9 and the same voting requirements for adoption of the sheep and/or wool production development and marketing program as set forth in Section 7. The Director, upon recommendation of the sheep and wool production development and marketing board, shall establish procedures necessary in the development and adoption of such proposed amendment to an existing sheep and wool production development and/or marketing program.
505 ILCS 115/21