Granite State Gas Transmission, Inc.

Fourth Revised Volume No. 1

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Effective Date: 03/01/2010, Docket: RP10-322-000, Status: Effective

Original Sheet No. 84 Original Sheet No. 84

GENERAL TERMS AND CONDITIONS

(Continued)

16. CURTAILMENT OF GAS SUPPLY (continued)

16.2 Definitions of Terms in Priority of Service Categories

(Continued)

(7) Firm Service: Service from schedules or contracts under

which Shipper is not expressly obligated to deliver specific

quantities within a given time period, and which anticipates no

interruptions, but which may permit unexpected interruption in

case the supply to higher priority customers is threatened.

(8) Interruptible Service: Service from schedules or

contracts under which Shipper is not expressly obligated to

deliver specific quantities within a given time period, and which

anticipates and permits interruption on short notice, or service

under schedules or contracts which expressly or implicitly require

installation of alternate fuel capability.

(9) Plant Protection Gas: Is defined as minimum quantities

required to prevent physical harm to the plant facilities or

danger to plant personnel when such protection cannot be afforded

through the use of alternate fuel. This includes the protection of

such material in process as would otherwise be destroyed, but

shall not include deliveries required to maintain plant

production. For the purposes of this definition, propane and

other gaseous fuels shall not be considered alternate fuels.

(10) Feedstock Gas: Is defined as natural gas used as a raw

material for its chemical properties in creating an end product.