Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

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Effective Date: 06/01/2007, Docket: RP07-431-000, Status: Effective

Fifth Revised Sheet No. 323 Fifth Revised Sheet No. 323 : Effective

Superseding: Fourth Revised Sheet No. 323

GENERAL TERMS AND CONDITIONS (Continued)

38. FUEL AND ELECTRIC POWER REIMBURSEMENT ADJUSTMENT PROVISION (Continued)

38.4.2.1.1.2 Transporter shall then determine

the actual monthly Transportation and System

Storage Fuel Use and Lost and Unaccounted For

Gas quantities applicable to transportation

(adjusted to include the offset described in

Subsections 18.2.8 and 15.5.2.1 of these General

Terms and Conditions).

38.4.2.1.1.3 Transporter shall then determine

the Gathering, Storage and/or Transportation

Fuel Use and Lost and Unaccounted For Gas

quantities recovered by multiplying the Fuel

Reimbursement Current Percentage-(Gathering,

Storage and/or Transportation) in effect, as

applicable, by the total actual quantity of

applicable gathering, storage and/or

transportation service during that month. The

monthly deferral amount shall be the difference

between the quantities derived in Subsections

38.4.2.1.1.1 or 38.4.2.1.1.2 and 38.4.2.1.1.3

herein, as applicable.

38.4.2.1.1.4 The Fuel Reimbursement Deferral

Account-(Gathering, Storage and/or

Transportation) balance shall be decreased or

increased, as applicable, each month by an

amount determined by multiplying the Fuel

Reimbursement Deferral Percentage-(Gathering,

Storage and/or Transportation), as applicable,

in effect each month by the applicable

gathering, storage and/or transportation

quantities of service during that month.

38.4.2.1.2 The gathering, storage and/or

transportation portion, as applicable, of all fuel

reimbursement related out-of-period adjustments.

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