Horizon Pipeline Company, L.L.C.

Original Volume No. 1

Effective Date: 04/18/2002, Docket: CP00-129-001, Status: Effective

Original Sheet No. 1 Original Sheet No. 1 : Effective

TABLE OF CONTENTS

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Original Volume No. 1 Sheet No.

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Preliminary Statement. . . . . . . . . . . . . . . . . . . . . . . . 3

System Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Currently Effective Rates

Rate Schedules FTS and ITS . . . . . . . . . . . . . . . . . . . . 5

Statement of Negotiated Rates. . . . . . . . . . . . . . . . . . . 7

Rate Schedules

FTS Firm Transportation Service. . . . . . . . . . . . . . . . 15

ITS Interruptible Transportation Service . . . . . . . . . . . 25

General Terms and Conditions

1. Definitions. . . . . . . . . . . . . . . . . . . . . . . . 100

2. Expansion of the System. . . . . . . . . . . . . . . . . . 107

3. Priority of Service. . . . . . . . . . . . . . . . . . . . 108

4. Receipt Points . . . . . . . . . . . . . . . . . . . . . . 120

5. Delivery of Gas for the Account of Shipper . . . . . . . . 121

6. New Facilities Charge. . . . . . . . . . . . . . . . . . . 123

7. Nomination/Reporting and Balancing . . . . . . . . . . . . 125

8. Determination of Daily Receipts. . . . . . . . . . . . . . 136

9. Determination of Deliveries. . . . . . . . . . . . . . . . 138

10. Balancing Service and Overrun Charges. . . . . . . . . . . 144

11. Imbalances . . . . . . . . . . . . . . . . . . . . . . . . 150

12. Statements, Billing, Payment and Discounting Policy. . . . 154

13. Evaluation of Credit . . . . . . . . . . . . . . . . . . . 157

14. Direct Access Request and Tracking System (DART) . . . . . 159

15. Capacity Release by Firm Shippers. . . . . . . . . . . . . 164

16. Advertisement and Marketing Fees . . . . . . . . . . . . . 196

17. Pre-Granted Abandonment, Contract Rollovers and

Right of First Refusal . . . . . . . . . . . . . . . . . 197

18. Measurement. . . . . . . . . . . . . . . . . . . . . . . . 201

19. Pressure and Delivery Conditions . . . . . . . . . . . . . 206