Portland Natural Gas Transmission System

Second Revised Volume No. 1

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Effective Date: 08/01/2010, Docket: RP10-885-000, Status: Effective

Second Revised Sheet No. 201 Second Revised Sheet No. 201

Superseding: First Revised Sheet No. 201

RATE SCHEDULE FT (Continued)

(b) the transportation of Gas up to Shipper's Maximum Contract

Demand for the Effective Service Period on a firm Daily basis by forwardhaul, or

by displacement, exchange or backhaul on a best efforts basis; and

(c) the delivery of Gas by Transporter to or for the account of

Shipper at Delivery Point(s) specified in the executed Gas Transportation

Contract.

(d) Shipper may nominate as Authorized Overrun and Transporter may

schedule, pursuant to Section 7.4 of the General Terms and Conditions contained

herein, an amount above its MDQ during any Day.

Service rendered under this Rate Schedule is not subject to curtailment

or interruption during the Effective Service Period, except as provided in the

General Terms and Conditions.

3. RATES AND CHARGES

3.1 Applicable Rates. The applicable maximum and minimum FT recourse

reservation rates, Seasonal recourse reservation rate, Short Term recourse

reservation rate, maximum and minimum usage rates and applicable unit charges

for service under this Rate Schedule are set forth in the currently effective

Sheet No. 100 of this FERC Gas Tariff and are hereby incorporated herein.

3.2 Monthly Bill. The Monthly bill shall consist of:

(a) Reservation Charge. For each Month of the Effective Service

Period indicated on Schedules 1 and 2 of the FT Transportation Contract, the

reservation charge payable by Shipper shall, unless otherwise agreed upon by

Transporter and Shipper as provided herein, be equal to the applicable maximum

recourse reservation rate or the maximum Seasonal recourse reservation rate or

the maximum Short Term recourse reservation rate, as applicable, multiplied by

the Shipper's Maximum Contract Demand as specified in Shipper's FT

Transportation Contract.

(b) Usage Charge. For each Month, the usage charge payable by

Shipper shall, subject to any discount as provided herein, be equal to the

applicable maximum usage rate multiplied by the sum of the Delivery Point

Scheduled Quantity or Quantities during such Month.

(c) ACA Charge. For each Month, the ACA charge payable by

Shipper shall be equal to an amount obtained by multiplying the sum of the

Delivery Point(s) Scheduled Quantity or Quantities during such Month, by the

ACA unit charge.

(d) Authorized overrun charge. For each Month, the maximum authorized

overrun charge payable by Shipper shall be equal to the applicable maximum rate

for service under Rate Schedule IT, multiplied by the sum of the Authorized

Overrun Scheduled Quantity or Quantities during such Month for such Shipper.