Freebird Gas Storage, L.L.C.

First Revised Volume No. 1

 Contents / Previous / Next / Main Tariff Index

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

Original Sheet No. 38 Original Sheet No. 38 : Suspended

IBS RATE SCHEDULE

INTERRUPTIBLE BALANCING SERVICE

1. AVAILABILITY

This Rate Schedule is available to any Shipper for the purchase of

Interruptible balancing service from Freebird, provided

that:

(a) Freebird has determined that it has operationally available and

uncommitted Gas or storage capacity, injection or withdrawal capacity to

perform the service Shipper has requested;

(b) Freebird has determined that the service Shipper has requested will not

interfere with efficient operation of its System or with Firm

service;

(c) Shipper and Freebird have executed a Hub Services Agreement under this

Rate Schedule;

(d) Shipper accepts responsibility for arranging any upstream and downstream

transportation service required for utilization of the balancing service

provided under this Rate Schedule; and

(e) Freebird shall not be required to construct, modify, expand or acquire

any facilities to enable Freebird to perform any requested service under

this Rate Schedule.

2. APPLICABILITY AND CHARACTER OF SERVICE

2.1 This Rate Schedule shall apply to all Interruptible balancing service

rendered by Freebird to Shipper through use of Freebird’s System pursuant to

an executed Hub Services Agreement.

2.2 Interruptible balancing service rendered by Freebird to Shipper under this

Rate Schedule shall consist of the receipt, injection, storage, and withdrawal

and delivery of quantities of Gas in order to manage imbalances created by

Shipper under Rate Schedules set forth in this FERC Gas Tariff. Service under

this Rate Schedule includes:

(a) The injection into storage on any Day of Shipper’s Gas which is in excess

of the quantity of Gas nominated for injection by Shipper at the Point of

Injection/Withdrawal under a Rate Schedule set forth in this FERC Gas Tariff,

provided that all Firm service nominations for injection have been satisfied

and Shipper has sufficient capacity available as part of its Interruptible MBQ

to accommodate the unnominated injection quantity;

(b) The storage of Gas in amounts up to Shipper’s Interruptible MBQ, provided

that all Firm service storage obligations and System needs have been

satisfied; or

(c) The withdrawal from storage on any Day of Shipper’s Gas at the Point of

Injection/Withdrawal which is in excess of the quantity of Gas nominated for

withdrawal by Shipper at the Point of Injection/Withdrawal under a Rate

Schedule set forth in this FERC Gas Tariff, provided that all Firm service

nominations for withdrawal and System needs have been satisfied, and that

Shipper has a quantity of Gas stored in its working Storage Inventory under any

Rate Schedule not less than the unnominated quantity the Shipper shall have

withdrawn on such Day.