Colorado Interstate Gas Company

First Revised Volume No. 1

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

First Revised Sheet No. 143D First Revised Sheet No. 143D

Superseding: Original Sheet No. 143D

RATE SCHEDULE FS-T

TOTEM STORAGE SERVICE - FIRM

(Continued)

4. AUTHORIZED OVERRUN STORAGE

4.1 Daily Authorized Overrun Charges for Storage. On any Day, upon

request of Shipper, subject to the provisions of the Agreement,

including, but not limited to, the duty of Shipper not to exceed the

Totem Reservoir Integrity Inventory Limit, Transporter may accept or

Deliver, on an interruptible basis, quantities in excess of

Shipper's TADIQ, TADWQ or TMAC and Shipper shall pay for such

overrun service as follows:

(a) Daily Authorized Injection Overruns. An amount obtained by

multiplying the quantity injected into Totem Storage on any Day

which is in excess of Shipper's TADIQ by the Daily Authorized

Injection/Withdrawal Overrun Rate. The Daily Authorized

Injection/Withdrawal Overrun Rate shall be the applicable

maximum rate unless agreed to by Transporter and Shipper, any

such otherwise agreed rate shall not be less than the

applicable minimum recourse rate or more than the applicable

maximum recourse rate as set forth on the Statement of Rates.