# 35 Ill. Adm. Code 203.103: Section 203.103 Actual Construction

> Illinois · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_103

## Section

- **Citation:** 35 Ill. Adm. Code 203.103
- **Heading:** Section 203.103 Actual Construction
- **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 203.103 Actual Construction

## Text

Section 203
Section 203.103  Actual
Construction
"Actual Construction"
means in general, initiation of physical on-site construction activities on an
emissions unit which are of a permanent nature.  Such activities include, but
are not limited to, installation of building supports and foundations, laying
of underground pipework, and erection of permanent storage structures.  With
respect to a change in method of operation, this term refers to those on-site
activities other than preparatory activities which mark the initiation of the
change.

## Nearby sections

- [35 Ill. Adm. Code 203.100 Section 203.100  Effective Dates](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_100.md)
- [35 Ill. Adm. Code 203.101 Section 203.101  Definitions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_101.md)
- [35 Ill. Adm. Code 203.103 Section 203.103  Actual Construction](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_103.md)
- [35 Ill. Adm. Code 203.104 Section 203.104  Actual Emissions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_104.md)
- [35 Ill. Adm. Code 203.107 Section 203.107  Allowable Emissions](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_107.md)
- [35 Ill. Adm. Code 203.110 Section 203.110  Available Growth Margin](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_110.md)
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- [35 Ill. Adm. Code 203.113 Section 203.113  Commence](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_113.md)
- [35 Ill. Adm. Code 203.116 Section 203.116  Construction](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_116.md)
- [35 Ill. Adm. Code 203.117 Section 203.117  Dispersion Enhancement Techniques](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_117.md)
- [35 Ill. Adm. Code 203.119 Section 203.119  Emission Baseline](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_119.md)
- [35 Ill. Adm. Code 203.121 Section 203.121  Emission Offset](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_121.md)
- [35 Ill. Adm. Code 203.122 Section 203.122  Emissions Unit](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_122.md)
- [35 Ill. Adm. Code 203.123 Section 203.123  Federally Enforceable](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_123.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P203_S203_103. Check the current official text before relying on it. Not legal advice.