Colorado Interstate Gas Company

First Revised Volume No. 1

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

Second Revised Sheet No. 405 Second Revised Sheet No. 405

Superseding: First Revised Sheet No. 405

FORM OF TRANSPORTATION - STORAGE BALANCING SERVICE AGREEMENT

APPLICABLE TO RATE SCHEDULE TSB-Y

(Continued)

8. For the period _________ through _________.

Young Maximum Delivery Quantity ("MDQ"): ________ Dth per Day.

Young Maximum Available Capacity ("YMAC"): ________ Dth.

Young Maximum Daily Injection Quantity ("YMDIQ"): _______ Dth per Day.

Young Maximum Daily Withdrawal Quantity ("YMDWQ"): _______ Dth per Day.

(Insert again if Quantities change during the term of service)

All storage entitlements as stated herein ("YMAC", "YMDIQ", and "YMDWQ")

are based on an Average Thermal Content of Gas in Storage of 1,000 Btu per

cubic foot. The Young Available Daily Injection Quantity ("YADIQ"), Young

Available Daily Withdrawal Quantity ("YADWQ"), and storage entitlements

shall be subject to the General Terms and Conditions of the Tariff and

stated on Transporter's Electronic Bulletin Board.

9. Negotiated Rate: Yes ____ No ____

10. Term of Transportation-Young Storage Balancing 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.]

11. Notices, Statements, and Bills:

To Shipper: ___________________________________

___________________________________

Attn: ___________________________________

Invoices:

All Notices: ___________________________________

___________________________________

Attn: ___________________________________

To Transporter:

See "Points of Contact" in the Tariff.