El Paso Natural Gas Company

Second Revised Volume No. 1A

Effective Date: 04/01/2010, Docket: RP10-454-001, Status: Effective

Third Revised Sheet No. 146C Third Revised Sheet No. 146C

Superseding: Second Revised Sheet No. 146C

RATE SCHEDULE IT-1

Interruptible Transportation Service

(Continued)

4. FUEL and L&U

In addition to the payments made pursuant to the other provisions

of this Rate Schedule, Shipper shall provide and be responsible for the

Fuel and L&U necessary to support the transportation of Natural Gas

pursuant to Shipper's Executed TSA. The Fuel and L&U charge shall be set

forth on the applicable Statement of Rates and shall be subject to

adjustment in accordance with Section 13 of the GT&C. The Fuel charge

may be discounted by Transporter; provided, however, that the discounted

charge shall not be less than actual Fuel incurred for the transaction

being discounted.

5. CHARGES

Shipper shall pay hourly scheduling penalties, if applicable,

pursuant to Section 14.1 of the GT&C.

6. GENERAL TERMS AND CONDITIONS

Except as otherwise expressly indicated in this Rate Schedule or by

the TSA, all of the GT&C contained in this Tariff, including (from and

after their effective date) any future modifications, additions or

deletions to said GT&C, are applicable to transportation service rendered

under this Rate Schedule and, by this reference, are made a part hereof.

In particular, but without limitation, the scheduling provisions of

Section 6, the operating provisions for interruptible transportation

service of Section 8.2, the requests for services of Section 4, the Fuel

provisions of Section 13, the monthly imbalance management provisions of

Section 10, and the Critical Condition procedures of Section 11.1 are

applicable to this Rate Schedule.