35 ILCS 820/2 - Sec. 2

Sec. 2 No home rule unit, as defined in Article VII of the Illinois Constitution, shall have the power to change, alter or amend in any way the provisions of Article I of this Act, and it is declared to be the law of this State, pursuant to paragraph (g) of Section 6 of Article VII of the Constitution, that home rule units shall not have the power to levy any tax on stock commodity or options transactions.