Colorado Interstate Gas Company

First Revised Volume No. 1

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

First Revised Sheet No. 38F First Revised Sheet No. 38F

Superseding: Original Sheet No. 38F

RATE SCHEDULE TF-4

TRANSPORTATION SERVICE - FIRM

(Continued)

4.3 Daily Unauthorized Overrun. On any Day, Gas that exceeds Shipper's

entitlement at any Point of Receipt or Delivery and which has not

been authorized by Transporter is unauthorized and shall be subject

to the Daily Unauthorized Overrun Rate (non-Critical or Critical

Condition as applicable). Shipper shall pay an amount obtained by

multiplying the quantity of such Daily Unauthorized Overrun Gas

Delivered by Transporter to Shipper or for Shipper's account, at

each Point of Delivery during the Month by the Daily Unauthorized

Overrun Rate.

4.4 Hourly Unauthorized Overrun. Hourly Deliveries of Gas in excess of

the Hourly quantities authorized in Section 2.3 of this Rate

Schedule at Point(s) of Delivery shall be subject to the Hourly

Unauthorized Overrun Rate. Shipper shall pay an amount obtained by

multiplying the largest quantity of such Hourly Unauthorized Overrun

Gas during any one Hour of a Day times 24, times the Hourly

Unauthorized Overrun Rate on the Statement of Rates.

5. FUEL REIMBURSEMENT

5.1 Shipper shall furnish to Transporter the Fuel Reimbursement as

defined in Section 1 of the General Terms and Conditions. Quantities

of Gas received at Point(s) of Receipt shall be adjusted to reflect

Fuel Reimbursement prior to Delivery at Point(s) of Delivery.