Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

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Effective Date: 10/17/2006, Docket: RP06-177-003, Status: Effective

Fourth Revised Sheet No. 56 Fourth Revised Sheet No. 56 : Effective

Superseding: Third Revised Sheet No. 56

Transporter shall upon termination of service refund to

Shipper any amount exceeding an amount equal to the applicable

Transportation Commodity rate multiplied by the Scheduled

Equivalent Quantity nominated by Shipper less any applicable

scheduling or balancing penalty charges. In the event that

Injection/Withdrawal Charges accrued under the PAL Rate

Schedule or Balance Charges accrued under the PAL/HUB Rate

Schedules are prepaid, Transporter shall upon termination of

service refund to Shipper any amount exceeding an amount equal

to the sum of (1) the Applicable Injection/Withdrawal Rate

multiplied by the sum of the Injected Quantities and Withdrawal

Quantities at each Parking and Loan Point on each day for which

prepaid service was provided, and (2) the applicable Balance

Rate multiplied by the sum of Shipper’s Parked Balance and Loan

Balance at each Parking Point and at each Loan Point on each day

for which prepaid service was provided.

Transporter shall seek any necessary authorization from

the FERC prior to termination of service for any Shipper that

fails to demonstrate creditworthiness or has become insolvent.

For purposes herein, the insolvency of a Shipper shall be

evidenced by the filing by Shipper or any parent entity thereof

(hereinafter collectively referred to as “Shipper”) of a

voluntary petition in bankruptcy or the entry of a decree or

order by a court having jurisdiction in the premises adjudging

Shipper bankrupt or insolvent, or approving, as properly filed,

a petition seeking reorganization, arrangement, adjustment or

composition of or in respect of Shipper under the Federal

Bankruptcy Act or any other applicable federal or state law, or

appointing a receiver, liquidator, assignee, trustee,

sequestrator (or other similar official) of Shipper or of any

substantial part of its property, or the ordering of the

winding-up or liquidation of its affairs, with said order or

decree continuing unstayed and in effect for a period of sixty

(60) consecutive days.

3.7 Validation of Service Request. Transporter shall

evaluate the information offered in support of a request for

service to determine whether there is adequate capacity to

fulfill the request for service (applicable to requests for

service under the RTS Rate Schedule only) and that the request

for service is compatible with the operating conditions on

Transporter’s system. Transporter may require any additional

information as described in Section 3.3 necessary to process the

request for service, consistent with all applicable rules,

regulations or orders of the FERC or other regulatory authority

having jurisdiction. After validation of the information

submitted by Shipper in support of a request for service,

Transporter shall accept Shipper’s request for service in

writing.