Portland Natural Gas Transmission System

Second Revised Volume No. 1

Effective Date: 09/01/2006, Docket: RP06-449-000, Status: Effective

Original Sheet No. 366 Original Sheet No. 366 : Effective

GENERAL TERMS AND CONDITIONS (Continued)

(h) Index of Customers;

(i) Transporter's currently effective FERC Gas Tariff and General Terms

and Conditions;

(j) critical Notices (when operational);

(k) the following information for each transportation contract between

Transporter and any marketing affiliate of Transporter executed during the

previous three years:

(i) the name of the Shipper;

(ii) its affiliation with Transporter;

(iii) the contract number; and

(iv) the date on which such Shipper requested service pursuant

to this tariff; and

(l) notice of Shippers' monthly Measurement Variance Factor. These

notices will be available for download in RTF and HTML format.

13.2 Features of the Interactive Internet Website. Transporter shall

update the information on its Interactive Internet Website as frequently as

necessary, but shall not be obligated to provide updates more frequently than

once per Day. Transporter's Interactive Internet Website is menu-driven and

incorporates search functions, an on-line help feature and the capability for

users to download information. The Interactive Internet Website displays the

most recent information ahead of less current data. Information from completed

transactions shall be purged from current files regularly. Transporter shall

cause Daily back-up records of the information displayed on the Interactive

Internet Website to be retained and will make provisions for such records to

be available for review upon request, for up to three Years. Persons who wish

to utilize the Interactive Internet Website, to comment on the Interactive

Internet Website, or to make inquiries about the information posted on the

Interactive Internet Website, should contact Transporter at the address below

to obtain detailed access and log-on information:

Portland Natural Gas Transmission System

One Harbour Place

Portsmouth, New Hampshire 03801