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

Second Revised Sheet No.39 Second Revised Sheet No.39 : Effective

Superseding: First Revised Sheet No. 39

RATE SCHEDULE HUB

HUB SERVICE

1. AVAILABILITY

This Rate Schedule HUB is available for hub service

by Transporter to any Shipper, where:

(a) Shipper has made a valid request for service as

defined in Section 3 of the General Terms and Conditions of

Transporter’s currently effective FERC Gas Tariff;

(b) Shipper and Transporter have entered into a Hub

Service Contract under this Rate Schedule;

(c) Transporter has sufficient capacity and linepack

available to render the Hub Service pursuant to Section 4

of this Rate Schedule and Section 4 of the General Terms

and Conditions of Transporter’s currently effective FERC

Gas Tariff;

(d) except where Shipper is both the ultimate

consumer and producer of gas which is being loaned under

this Rate Schedule, contracts have been entered into by or

on behalf of Shipper for the purchase or sale of natural

gas, as the case may be, and for its delivery to

Transporter at the Waddington Receipt Point on

Transporter’s system;

(e) either (1) Shipper’s natural gas facilities or

the facilities where the gas is to be consumed interconnect

with Transporter’s natural gas transmission system at one

or more Delivery Points, or (2) contracts have been or will

be entered into on behalf of Shipper for the transportation

of the gas to and from Transporter’s system to such

facilities;

(f) all necessary regulatory and governmental

approvals to purchase and sell, transport and, if

appropriate, import the natural gas to be transported by

Transporter have been obtained; and

(g) Shipper has met Transporter’s Financial

Creditworthiness Criteria as set forth in Section 3.5 of

the General Terms and Conditions of Transporter’s currently

effective FERC Gas Tariff.