Gas Service Tariffs

EFFECTIVE AS OF 10/01/2018

Gas Service Tariffs - Entire Book

Table of Contents



Sheet Nos.


Cover Page



Table of Contents



Index of Cities, Towns and Unincorporated Communities Furnished Gas Service



General Rules and Regulations Applicable to Gas Service


 Rate 111

Residential Service


 Rate 115

Multiple Family Housing Service


 Rate 121

General Service – Small


 Rate 125

General Service – Large


 Rate 128

Large Transportation and Balancing Service


 Rate 130

Large Volume Negotiated Sales Service


 Rate 134A

Off-Peak Non-Residential Interruptible Negotiated Service


 Rate 138

General Transportation and Balancing Service


 Rate 140

Liquefied Natural Gas Service


 Rate 145

Supplier Aggregation Service


 Rate 151

Fixed Gas Bill (DependaBill) Service


 Rate 152

Renewable Gas Balancing Service


 Rider 131

Critical Undertake Day or Critical Overtake Day Penalty Rider


 Rider 142A

Optional Storage Service Rider


 Rider 147

Gas Parking Service Rider


 Rider 148

Gas Lending Service Rider


 Rider 150

Nomination Exchange Service for Suppliers and Marketers


 Rider 170

Gas Cost Adjustment (GCA) Rider


 Rider 172

Gas Demand Side Management (“GDSM”) Rider


 Rider 173

Universal Service Program Rider


 Rider 180

Supplier Choice Delivery Service Rider


 Rider 181

Price Protection Service Rider


 Rider 188

Adjustment of Charges for Transmission, Distribution and Storage System Improvement Charge


 Rider 189

Pipeline Burner Tip Balancing Rider


 Rider 190 Federally Mandated Cost Adjustment Rider

 Appendix A

Applicable Riders


 Appendix B

Gas Cost Adjustment Factor


 Appendix C

GDSM Factors


 Appendix D

Universal Service Program Factor


 Appendix E

Unaccounted for Gas Percentage


 Appendix F

Transmission, Distribution and Storage System Improvement Charges Adjustment Factor


 Appendix G FMCA Factors

Commodity Cost of Gas History
Commodity Cost of Gas History (2003 through 2016)
Gas Cost Adjustment History
Summary of Charges
Appendix C - GDSM Historical Factors
Appendix F - TDSIC Historical Factors


The Internet version of Northern Indiana Public Service Company's Electric Tariffs and Gas Tariffs is not the official version. The Company has made a good faith effort to assure the accuracy and timeliness of tariff changes and language posted here, however, there may be instances where the Internet version differs from the official copy. The Company, its Directors, Officers, employees, agents or affiliates do not guarantee the accuracy, completeness or timeliness of the Internet version of its tariffs. The Company expressly disclaims any and all liability for inaccuracies, errors, omission or lack of timeliness with respect to the Internet version of its tariffs, and for any damages of any nature (including direct, indirect, consequential or incidental) arising from the use of the Internet version of its tariffs. The official copies are on file with the Company and the Indiana Utility Regulatory Commission ("IURC"), and copies are available through the IURC, 101 W. Washington Street, Suite 1500E, Indianapolis, IN 46204; telephone 1-800-851-4268.