TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER a: PERMITS AND GENERAL PROVISIONS
PART 203 MAJOR STATIONARY SOURCES CONSTRUCTION AND MODIFICATION
SECTION 203.1120 CONSTRUCTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER a: PERMITS AND GENERAL PROVISIONS
PART 203 MAJOR STATIONARY SOURCES CONSTRUCTION AND MODIFICATION
SECTION 203.1120 CONSTRUCTION
"Construction" means any physical change or change in the method of operation (including fabrication, erection, installation, demolition, or modification of an emissions unit) that would result in a change in emissions.
(Source: Added at 49 Ill. Reg. 6237, effective April 23, 2025)