415 ILCS 5/22.43a

(a) Notwithstanding any other provision of law, no person shall establish, nor shall the Agency issue a permit for the establishment of, a new municipal solid waste landfill unit or a new sanitary landfill in a county of more than 2,000,000 inhabitants on or after the effective date of this amendatory Act of the 97th General Assembly. (b) Notwithstanding any other provision of law, no person shall laterally expand, nor shall the Agency issue a permit for the lateral expansion of, a municipal solid waste landfill unit or the expansion of a sanitary landfill in a county of more than 2,000,000 inhabitants on or after the effective date of this amendatory Act of the 97th General Assembly.