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Natural Gas
The Illinois Commerce Commission provides general economic policy and engineering research and analysis regarding state and regional electric energy issues and investigates tariffs, petitions, and other utility filings.
Certified Alternative Gas Suppliers in Illinois
Certified Common Carrier Pipelines in Illinois
Certified Natural Gas Utilities in Illinois
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Prospective Alternative Gas Suppliers Certification Information
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Utility Annual Reports to the ICC
Certificates of Convenience and Necessity for Natural Gas Facilities
83 Il. Adm. Code 300External Link
83 Il. Adm. Code 590External Link
Public Utilities Act, Section 8-406 [220 ILCS 5/8-406]External Link
Commission's Legal Authority and Rules
Public Utilities Act [220 ILCS 5/]External Link
Title 83: Public UtilitiesExternal Link
Gas Storage Act [220 ILCS 15/]External Link
Illinois Gas Pipeline Safety Act [220 ILCS 20/]External Link
Gas Transmission Facilities Act [220 ILCS 25/]External Link
Pipeline Safety
Certified Common Carrier Pipelines in Illinois
Gas Transmission Facilities Act [220 ILCS 25/]External Link
ICC Pipeline Safety Newsletter, 2008
Illinois Gas Pipeline Safety Act [220 ILCS 20/]External Link
Natural Gas Rate Regulation
Open Rate Cases Before the Commission
Natural Gas Service Metering
Standards of Service for Gas Utilities[83 Il. Adm. Code 500]External Link
Workshops
Notice of Inquiry Workshop Published: May 4, 2006