Freebird Gas Storage, L.L.C.

First Revised Volume No. 1

Effective Date: 10/01/2008, Docket: RP08-304-000, Status: Effective

Original Sheet No. 8 Original Sheet No. 8 : Suspended

IBS RATE STATEMENT - INTERRUPTIBLE BALANCING SERVICE*

RATE UNITS

Interruptible Balancing Market Based/ $/Dth/time period

Charge Negotiable Negotiable

Interruptible Balancing Market Based/ $/Dth

Injection Charge Negotiable Negotiable

Interruptible Balancing Market Based/ $/Dth

Withdrawal Charge Negotiable Negotiable

Payment shall be equal to the Interruptible Balancing Charge multiplied by

Shipper’s balance quantity, plus the Interruptible Balancing Injection Charge

multiplied by the quantity Freebird shall have injected for Shipper’s account

(including fuel, if applicable), plus the Interruptible Balancing Withdrawal

Charge multiplied by the quantity Freebird shall have withdrawn for Shipper’s

account (including fuel, if applicable), as specified in Shipper’s Hub

Services Agreement.

Fuel Market Based/ $/Dth

Reimbursement Negotiable or in kind

This amount of Gas shall be reimbursed by Shipper in kind or paid in dollars

per Dth as specified in Shipper’s Hub Services Agreement.

In addition to the charges specified above, Shipper shall pay all applicable

taxes and similar assessments described in Article 14, "Taxes," of the General

Terms and Conditions of this Gas Tariff and all other applicable surcharges,

including, but not limited to, ACA charges.

* All quantities of Gas are measured in Dekatherms (Dth).