Maritimes & Northeast Pipeline, L.L.C.

First Revised Volume No. 1

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Effective Date: 08/01/2009, Docket: RP09-809-000, Status: Suspended

Third Revised Sheet No. 209 Third Revised Sheet No. 209

Superseding: Second Revised Sheet No. 209

GENERAL TERMS AND CONDITIONS

(continued)

1. DEFINITIONS (continued

"Month" shall mean the period beginning at 9:00 a.m. CT, on

the first Day of a calendar Month, and ending at the same

hour on the first Day of the next succeeding calendar

Month.

"NEB" shall mean the Canadian National Energy Board.

"Netting" is the term used to describe the process of

resolving imbalances for a Customer within an Operational

Impact Area. There are two types of Netting:

a. Summing is the accumulation of all imbalances above

any applicable tolerances for a Customer or agent.

b. Offsetting is the combination of positive and negative

imbalances above any applicable tolerances for a Customer

or agent.

For Pipeline, the definition in (a) above is applicable to

the Imbalance Netting provisions set forth in Section 11.5

of the General Terms and Conditions.

"Nomination Period" shall mean a period of time that

Customer includes in a nomination for gas service.

"Operational Impact Area" shall describe a Transportation

Service Provider's designation of the largest possible

area(s) on its system in which imbalances have a similar

operational effect. For Pipeline, the entire pipeline

system shall comprise a single Operational Impact Area.

"Operator" shall mean M&N Operating Company or such other

entity as Maritimes & Northeast Pipeline, L.L.C. may

designate.