Colorado Interstate Gas Company

First Revised Volume No. 1

Effective Date: 06/01/2010, Docket: RP10-689-000, Status: Effective

Third Revised Sheet No. 433 Third Revised Sheet No. 433

Superseding: Second Revised Sheet No. 433

FORM OF STORAGE SERVICE AGREEMENT

APPLICABLE TO RATE SCHEDULE IS-1

(Continued)

Dated: _________________

Agreement No._________

Storage Service Agreement

_______________________________Rate Schedule IS-1_____________________________

Dated: _________________

The Parties identified below, in consideration of their mutual promises,

agree as follows:

1. Transporter: COLORADO INTERSTATE GAS COMPANY

2. Shipper: ______________________________

3. Applicable Tariff: Transporter's FERC Gas Tariff First Revised Volume No.

1, as the same may be amended or superseded from time to time ("the

Tariff"). Capitalized terms used in this Agreement and not defined

elsewhere have the meanings given to them in the Tariff.

4. Changes in Rates and Terms. Transporter shall have the right to propose to

the FERC such changes in its rates and terms of service as it deems

necessary, and this Agreement shall be deemed to include any changes which

are made effective pursuant to FERC Order or regulation or provisions of

law, without prejudice to Shipper's right to protest the same.

5. Storage Service: Upon Shipper's request Transporter may, on any Day and on

an interruptible basis, accept quantities of Gas Tendered by Shipper at

the Point of Injection and withdraw quantities of Gas from storage for

Shipper's account at Point of Withdrawal pursuant to the Tariff.

6. Rates and Surcharges: As set forth in Exhibit A. Transporter and Shipper

may also agree to a discount using one of the discount types described in

Section 4.16 of the General Terms and Conditions of the Tariff.

7. Term of Interruptible Storage Service: ______

[Insert term of service including any (i) construction contingencies, (ii)

extension rights such as an evergreen or rollover provision, (iii)

contractual rights of first refusal and/or (iv) related termination

provisions, as applicable.]

8. Negotiated Rate: Yes ____ No ____