Pacific Gas Transmission Company

First Revised Volume No. 1-A

Effective Date: 02/02/1998, Docket: GT98- 17-000, Status: Effective

Third Revised Sheet No. 88 Third Revised Sheet No. 88 : Effective

Superseding: Second Revised Sheet No. 88

TRANSPORTATION GENERAL TERMS AND CONDITIONS

(Continued)

25. INFORMATION CONCERNING AVAILABILITY AND PRICING OF TRANSPORTATION

SERVICE AND CAPACITY AVAILABLE FOR TRANSPORTATION (Continued)

25.3 The procedures to be followed by Shippers for submitting

nominations for transportation service are specified in

Paragraph 19 of these Transportation General Terms and

Conditions.

26. MARKET CENTERS

The Market Center is defined as a point of interconnection between

PG&E GT-NW and other pipelines and local distribution companies.

PG&E GT-NW shall provide for Market Centers on PG&E GT-NW. Parties

wishing to use Market Centers on the PG&E GT-NW system shall contact

PG&E GT-NW for this service. At these Market Centers, entities may

trade gas quantities without actively shipping the gas either

upstream or downstream of the Market Center. Such entities must

nominate for the gas transactions in accordance with the nomination

procedures of the Transportation General Terms and Conditions of

First Revised Volume No. 1-A. An entity's nomination for upstream

supply and downstream delivery must match the corresponding upstream

Shipper nomination and the downstream customer request.

(Continued)