Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

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Effective Date: 10/17/2006, Docket: RP06-177-000, Status: Effective

Original Sheet No. 39E Original Sheet No. 39E : Effective

(c) ACA Surcharge. For each month, the ACA

Surcharge payable by Shipper shall be equal to the

applicable ACA Rate, as stated on the currently effective

Sheet No. 4A of this FERC Gas Tariff multiplied by the sum

of the Scheduled Equivalent Quantities nominated by

Shipper during such month at each Delivery Point for

transportation from the Waddington Receipt Point.

(d) Deferred Asset Surcharge. For each month,

the Deferred Asset Surcharge payable by Shipper shall be

equal to the applicable Deferred Asset Surcharge Rate for

the applicable Zone, as stated on the currently effective

Sheet No. 4A of this FERC Gas Tariff, multiplied by the sum

of the Scheduled Equivalent Quantities nominated by Shipper

during such month. For each month, the Deferred Asset

Intra-Zone and Inter-Zone Rates shall be applied in the

same manner as the Intra-Zone Transportation and Inter-Zone

Transportation Commodity Rates.

(e) Reduction of Balance Charge Credit. Solely

for the purpose of calculating the Balance Charge,

Transporter shall reduce the Loan Balance for each day by

the quantity of gas Transporter was unable to deliver in

response to Shipper nomination in the event that Shipper

submits a nomination that would have reduced its Loan

Balance on any day and Transporter is unable to schedule

all the quantities nominated because there is inadequate

hub service capacity available.