Ill. Admin. Code tit. 35 § 204.680
Current through Register Vol. 48, No. 49, December 6, 2024
"Stack in existence" means that the owner or operator had begun, or caused to begin, a continuous program of physical on-site construction of the stack, or entered into binding agreements or contractual obligations that could not be cancelled or modified without substantial loss to the owner or operator, to undertake a program of construction of the stack to be completed within a reasonable time.
Ill. Admin. Code tit. 35, § 204.680