TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 211 DEFINITIONS AND GENERAL PROVISIONS
SECTION 211.6930 VALVES NOT EXTERNALLY REGULATED
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 211 DEFINITIONS AND GENERAL PROVISIONS
SECTION 211.6930 VALVES NOT EXTERNALLY REGULATED
Section 211.6930 Valves Not Externally Regulated
"Valves not externally regulated" means valves that have no provision for external adjustment or governance during their operation, such as in-line check valves.
(Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)