Pine Prairie Energy Center, LLC

Original Volume No. 1

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Effective Date: 09/01/2007, Docket: RP07-563-000, Status: Effective

Original Sheet No. 43 Original Sheet No. 43 : Effective

IW RATE SCHEDULE

INTERRUPTIBLE WHEELING SERVICE

1. AVAILABILITY

This Rate Schedule is available to any Customer for the

purchase of Interruptible Gas wheeling service from PPEC, provided

that:

(a) PPEC has determined that it has sufficient

operationally available Interruptible wheeling, receipt and

delivery capacity to perform service Customer has requested;

(b) PPEC has determined that service Customer has

requested will not interfere with efficient operation of its

system or with Firm Storage Services;

(c) Customer and PPEC have executed a Hub Services

Agreement under this Rate Schedule;

(d) Customer accepts responsibility for arranging any

upstream and/or downstream transportation service required for

utilization of the wheeling service provided under this Rate

Schedule; and

(e) Service under this Rate Schedule may not be

available to the extent that PPEC would be required to construct,

modify, expand or acquire any facilities to enable PPEC to perform

the requested services.

2. APPLICABILITY AND CHARACTER OF SERVICE

This Rate Schedule shall apply to all Interruptible wheeling

service rendered by PPEC to Customer through use of PPEC's storage

facility located in Louisiana pursuant to an executed Hub Services

Agreement.

Interruptible wheeling service rendered by PPEC to Customer

under this Rate Schedule shall consist of the transportation of

Gas, on an Interruptible basis, by PPEC for Customer on PPEC's

system between agreed upon Point(s) of Receipt and Point(s) of

Delivery.

PPEC shall, on an Interruptible basis, receive for Customer

at Point(s) of Receipt and shall transport and deliver at the

Point(s) of Delivery, less Fuel Reimbursement, daily quantities of

Gas up to the Maximum Daily Wheeling Quantity ("MDTQ") as

specified in Customer's Hub Services Agreement; provided, however,

PPEC shall not be obligated to receive, transport and/or deliver

quantities of Gas on any Day in excess of the quantity nominated

and scheduled for that Day. Interruptible wheeling service shall

be available only in the event that all Firm Storage Service needs

have been satisfied. Interruptible wheeling service shall also

include title transfers pursuant to Section 20.2 of the General

Terms and Conditions of this FERC Gas Tariff.