Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 08/01/2003, Docket: RP03-286-004, Status: Effective

Fourth Revised Sheet No. 325 Fourth Revised Sheet No. 325 : Effective

Superseding: Third Revised Sheet No. 325

GENERAL TERMS AND CONDITIONS (Continued)

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

38.6.2.1.1.4 The Electric Power

Reimbursement Deferral Account-(Gathering,

Storage and/or Transportation) shall be

decreased or increased, as applicable, each

month by an amount determined by multiplying

the Electric Power Reimbursement Deferral Rate-

(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.

38.6.2.1.2 The gathering, storage and/or

transportation portion, as applicable, of all

electric power reimbursement related out-of-period

adjustments.

38.6.2.1.3 Carrying charges on the monthly

deferral balance as specified herein.

38.6.2.1.3.1 The carrying charge base shall

be the prior month's balance in the applicable

Unrecovered Electric Power Reimbursement

Deferral Account-(Gathering, Storage and/or

Transportation), net of applicable deferred

income taxes and an adjustment necessary to

effectuate quarterly compounding of carrying

charges.

38.6.2.1.3.2 Transporter shall compute a

monthly carrying charge rate utilizing the

effective annual FERC-approved interest rate

prescribed in Section 154.501 of the FERC's

Regulations. Such rate shall be expressed to

the nearest one ten-thousandth of 1%.

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