Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

Effective Date: 11/02/1998, Docket: RP98-421-001, Status: Effective

Second Revised Sheet No. 64B Second Revised Sheet No. 64B : Effective

Superseding: First Revised Sheet No. 64B

otherwise been incurred by a Shipper who was bumped in

accordance with the provisions of Section 4.8 hereof. The

waiver of scheduling penalties shall apply only for the day(s)

on which services were bumped. No imbalance penalty shall be

imposed when a prior period adjustment applied to the current

period causes or increases a current monthly penalty. In

addition, Transporter will not assess imbalance or scheduling

penalties against any Shipper during any period in which an OBA

is in effect at that Shipper's Receipt and Delivery Point.

Overrun penalties shall apply during the periods in which OBAs

are in effect at the relevant Delivery Point(s) only if (i)

there is an overall overrun at the Delivery Point and (ii) such

overrun causes operational difficulties or affects the

integrity of Transporter's System or Transporter's ability to

render scheduled service. Upon