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. 322B Fourth Revised Sheet No. 322B : Effective

Superseding: Third Revised Sheet No. 322B

GENERAL TERMS AND CONDITIONS (Continued)

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

38.4 Fuel Reimbursement Deferral Percentage:

38.4.1 The Fuel Reimbursement Deferral Percentage-(Gathering,

Storage and/or Transportation) shall be determined by dividing the

applicable balance accumulated in the Fuel Reimbursement Deferral

Account-(Gathering, Storage and/or Transportation), defined as the

net cumulative balance for the deferral period ending three (3)

months prior to the effective date of Transporter's annual filing

described in Subsection 38.2, by the applicable Projected

Quantities.

38.4.1.1 Any dollar amounts included in the balances in

the Fuel Reimbursement Deferral Account-(Gathering, Storage

and/or Transportation), including any prior period

adjustments, shall be converted to volume equivalents and

incorporated into the Fuel Reimbursement Deferral

Percentage-(Gathering, Storage and/or Transportation), as

applicable, until all such amounts are fully recovered.

38.4.2 Fuel Reimbursement Deferral Account:

38.4.2.1 Transporter shall establish and maintain

subaccounts of the Fuel Reimbursement Deferral Account-

(Gathering, Storage and/or Transportation), as applicable,

to accumulate under-recovered and/or over-recovered fuel

quantities. The accumulated balance of each deferral

subaccount may include the following:

38.4.2.1.1 The monthly deferral resulting from

Transporter's under- or over-recovery of actual

gathering, storage and/or transportation fuel

reimbursement, as applicable.

38.4.2.1.1.1 Transporter shall first

determine the actual monthly Gathering, Storage

and/or Transportation Fuel Use and Lost and

Unaccounted For Gas quantities. Storage Fuel

Use and Lost and Unaccounted For Gas quantities

shall be then allocated to contract storage

injections and/or withdrawals based on the ratio

of the sum of actual contract storage injections

and/or withdrawals to the total of the actual

system storage injections and/or withdrawals and

actual contract storage injections and/or

withdrawals.