Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

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Effective Date: 11/02/1998, Docket: RP98-421-000, Status: Effective

First Revised Sheet No. 60A First Revised Sheet No. 60A : Effective

Superseding: Sub. Original Revised Sheet No. 60A

4.7 Confirmation. (i) With respect to the timely

nomination/confirmation process at a receipt or delivery point,

in the absence of agreement to the contrary, the lesser of the

confirmation quantities should be the confirmed quantity. If

there is no response to a Request For Confirmation or an

unsolicited Confirmation Response, the lesser of the

confirmation quantity or the previously scheduled quantity

should be the new confirmed quantity.

(ii) With respect to the processing of requests for increases

during the intraday nomination/confirmation process, in the

absence of agreement to the contrary, the lesser of the

confirmation quantities should be the new confirmed quantity.

If there is no response to a Request For Confirmation or an

unsolicited Confirmation Response, the previously scheduled

quantity should be the new confirmed quantity.

(iii) With respect to the processing of requests for decreases

during the intraday nomination/confirmation process, in the

absence of agreement to the contrary, the lesser of the

confirmation quantities should be the new confirmed quantity,

but in any event no less than the elapsed-prorated-scheduled

quantity. If there is no response to a Request For Confirmation

or an unsolicited Confirmation Response, the greater of the

confirmation quantity or the elapsed-prorated-scheduled quantity

should be the new confirmed quantity.