Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

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Effective Date: 08/01/2004, Docket: RP04-366-000, Status: Effective

Fifth Revised Sheet No. 15 Fifth Revised Sheet No. 15 : Effective

Superseding: Fourth Revised Sheet No. 15

Rate Schedule RTS (Continued)

Receipt Point during such month for any reason whatsoever

including force majeure.

(b) Transportation Commodity Charge. For each month,

the Transportation Commodity Charge payable by Shipper shall,

subject to any discount as provided herein, be equal to the

applicable Maximum Transportation Rate multiplied by the sum of

the Scheduled Equivalent Quantities nominated by Shipper during

such month.

(c) RESERVED FOR FUTURE USE

(d) 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. 4 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 each Receipt Point.

(e) Deferred Asset Surcharge. For each month, the

Deferred Asset Surcharge payable by Shipper shall be equal to

the applicable Deferred Asset Rate for the applicable Zone, as

stated on the currently effective Sheet No. 4 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 and Inter-Zone

Transportation Rates.

(f) RESERVED FOR FUTURE USE.