Horizon Pipeline Company, L.L.C.

Original Volume No. 1

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Effective Date: 04/18/2002, Docket: CP00-129-001, Status: Effective

Original Sheet No. 106 Original Sheet No. 106 : Effective

GENERAL TERMS AND CONDITIONS

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1.27 SYSTEM

"System" shall mean the pipeline, any compression, and

related facilities owned or leased by Horizon.

1.28 TURNBACK CAPACITY

"Turnback Capacity" shall mean capacity which is

returned to Horizon in response to a direct solicitation from

Horizon to existing Shippers for permanent releases of capacity to

serve an expansion request.

1.29 UNACCOUNTED FOR GAS

"Unaccounted For Gas" shall mean the thermal

equivalent of the difference between the sum of all input volumes

of gas to the System and the sum of all output volumes of gas from

the System, which difference shall include but shall not be

limited to gas vented (other than gas vented pursuant to Section

3.7) and gas lost as a result of an event of Force Majeure, the

ownership of which cannot be reasonably identified, but shall not

include Fuel Gas.

1.30 UNAUTHORIZED OVERRUN GAS

"Unauthorized Overrun Gas" shall mean Overrun Gas not

accepted by Horizon for scheduling pursuant to Section 7 hereof.

1.31 YEAR

"Year" shall mean a period of three hundred sixty-five

(365) consecutive days or three hundred sixty-six (366)

consecutive days if such period includes February 29.