Iroquois Gas Transmission System, L.P.

FIRST REVISED VOLUME NO. 1

Effective Date: 05/15/2003, Docket: RP03-326-000, Status: Effective

Sixth Revised Sheet No. 57A Sixth Revised Sheet No. 57A : Superseded

Superseding: Fifth Revised Sheet No. 57A

Such nominations are to be provided to Transporter under the

timeline set forth in Section 4.8 either electronically by

posting on Transporter's Electronic Bulletin Board or via

Electronic Data Interchange ("EDI"). All such postings for

nomination purposes shall comply with all format and protocol

requirements specified by Transporter.

Transporter may allow Shipper to submit a nomination or

Intra-day nomination in writing or by facsimile during the 30

days following commencement of service under Shipper's first

contract with Iroquois, or in the event of failure of electronic

communication equipment, Internet or third party service

provider, or other similar emergency event, provided, however,

that Transporter may require Shipper to provide documentation of

such event by an affidavit within 24 hours of such event.

All nominations shall be considered original nominations

and must be replaced to be changed. When a nomination for a

date range is received, each day within the range is considered

an original nomination. When subsequent nomination is received

for one or more days within that range, the previous nomination

is superseded by the subsequent nomination only to the extent of

the days specified. The days of the previous nomination outside

the range of the subsequent nomination are unaffected.

Nominations have a prospective effect only.

Transporter shall support a seven-days-a-week, twenty-

four-hours-a-day nomination process. Personnel may be reached

by beeper after normal business hours.

All nominations should include shipper defined begin

dates and end dates. All nominations, excluding intra-day

nominations, should have roll-over options.