Midwestern Gas Transmission Company

Third Revised Volume No. 1

Effective Date: 12/01/2009, Docket: RP10-74-000, Status: Effective

Seventh Revised Sheet No. 1 Seventh Revised Sheet No. 1

Superseding: Sixth Revised Sheet No. 1

TABLE OF CONTENTS

Third Revised Volume No. 1 Sheet No.

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Preliminary Statement 3

System Map 4

Summary of Rates and Charges 5

Rate Schedules:

Firm Transportation Service (FT-A) 50

Firm Transportation Service (FT-B) 56

Firm Transportation Service (FT-C) 59C

Firm Transportation Service (FT-GS) 60

Interruptible Transportation Service (IT) 70

Park and Loan Service (PAL) 75

Load Management Service (LMS-MA) 90

Load Management Service (LMS-PA) 100

Supply Aggregation Service (SA) 110

Third Party Balancing Service (TPB) 112

General Terms and Conditions (GT&C) 200

Forms of Service Agreements:

Supply Aggregation Service Agreement (SA) 400

Firm Transportation Agreement (FT-A/FT-GS) 404

Firm Transportation Agreement (FT-B) 410B

Firm Transportation Agreement (FT-C) 410I

Interruptible Transportation Agreement (IT) 411

Park and Loan Agreement (PAL) 443

Third Party Balancing Agreement (TPB) 448

Form of Released Firm Transportation Agreement 478