# 35 Ill. Adm. Code 203.1010: Section 203.1010 Abbreviations and Acronyms

> Illinois · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1010

## Section

- **Citation:** 35 Ill. Adm. Code 203.1010
- **Heading:** Section 203.1010 Abbreviations and Acronyms
- **Jurisdiction:** Illinois
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Illinois Administrative Code / Title 35 ENVIRONMENTAL PROTECTION / CHAPTER I: POLLUTION CONTROL BOARD / Part 203 MAJOR STATIONARY SOURCES CONSTRUCTION AND MODIFICATION / Section 203.1010 Abbreviations and Acronyms

## Text

Section 203.1010  Abbreviations and Acronyms
The following abbreviations and acronyms are used in this
Part:
µg/m
3
micrograms per cubic meter
Act
Illinois Environmental Protection Act
Agency
Illinois Environmental Protection Agency
BACT
Best Available Control Technology
Board
Illinois Pollution Control
Board
Btu
British Thermal Units
CAA
Clean Air Act
CAAPP
Clean Air Act Permit Program
CEMS
Continuous Emissions Monitoring System
CERMS
Continuous Emissions Rate Monitoring System
CFR
Code of Federal Regulations
CO
carbon monoxide
CO
2
carbon dioxide
CPMS
Continuous Parameter Monitoring System
FR
Federal Register
LAER
Lowest Achievable Emission Rate
MW
megawatts
NAAQS
National Ambient Air Quality Standards
NAICS
North American Industry Classification System
NO
2
nitrogen dioxide
NO
X
nitrogen oxides
NSPS
New Source Performance Standards
NSR
New Source Review
NA NSR
Nonattainment New Source Review
O
2
oxygen
PAL
Plantwide Applicability Limitation
PEMS
Predictive Emissions Monitoring System
PM
2.5
Particulate Matter equal to or less than 2.5 microns in
diameter (Fine Particulate Matter)
PM
10
Particulate Matter equal to or less than 10 microns in
diameter
PSD
Prevention of Significant Deterioration
RACT
Reasonably Available Control Technology
SIC
Standard Industrial Classification
SIP
State Implementation Plan
SO
2
sulfur dioxide
tpy
tons per year
US
United States
U.S.C.
United States Code
USEPA
United States Environmental Protection Agency
VOM
Volatile Organic Material

## Nearby sections

- [35 Ill. Adm. Code 203.1000 Section 203.1000  Incorporations by Reference](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1000.md)
- [35 Ill. Adm. Code 203.1010 Section 203.1010  Abbreviations and Acronyms](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1010.md)
- [35 Ill. Adm. Code 203.1020 Section 203.1020  Severability](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1020.md)
- [35 Ill. Adm. Code 203.1030 Section 203.1030  Definitions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1030.md)
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- [35 Ill. Adm. Code 203.1050 Section 203.1050  Allowable Emissions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1050.md)
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- [35 Ill. Adm. Code 203.1070 Section 203.1070  Baseline Actual Emissions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1070.md)
- [35 Ill. Adm. Code 203.1080 Section 203.1080  Begin Actual Construction](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1080.md)
- [35 Ill. Adm. Code 203.1090 Section 203.1090  Building, Structure, Facility, or Installation](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1090.md)
- [35 Ill. Adm. Code 203.1100 Section 203.1100  Commence](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1100.md)
- [35 Ill. Adm. Code 203.1110 Section 203.1110  Complete](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1110.md)
- [35 Ill. Adm. Code 203.1120 Section 203.1120  Construction](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1120.md)
- [35 Ill. Adm. Code 203.1130 Section 203.1130  Dispersion Technique](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1130.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_1010. Check the current official text before relying on it. Not legal advice.