Columbia Gas Transmission LLC

Third Revised Volume No. 1

Effective Date: 03/03/2009, Docket: RP09-340-000, Status: Effective

Original Sheet No. 265 Original Sheet No. 265

GENERAL TERMS AND CONDITIONS

1. DEFINITIONS

1.1 "Billing Month" shall mean the period elapsed between consecutive final monthly meter readings

and, when referred to in terms of a calendar month, shall mean that calendar month in which the

majority of the Billing Month occurs.

1.2 "Btu" shall mean the British thermal unit as defined by international standards.

1.3 "Business Day" shall mean Monday through Friday, excluding Federal Banking Holidays.

1.4 "Shipper" shall mean any person or entity receiving service under any of Transporter's Rate

Schedule(s).

1.5 "Central Clock Time" (C.T.) shall mean Central Standard Time adjusted for Daylight Savings

Time.

1.6 "Commission" shall mean the Federal Energy Regulatory Commission.

1.7 "Confirmations" shall mean the process of Transporter agreeing with Interconnecting Operators

on quantities that should flow at a location based on nominations received by Transporter and the

Interconnecting Operator. Related confirmation terms are:

(a) "Confirming Party" shall mean the entity that Transporter shall contact for

confirmation of a quantity of gas with respect to a nomination at a location. Confirming

Parties include Interconnecting Operators or upstream/downstream title holders.

(b) "Confirmation by Exception" (CBE) means that the Confirming Parties agree that one

party deems that all requests at a location are confirmed by the other party (the CBE party)

without response communication from that party. The CBE party can take exception to the

request by so informing the other party within a mutually agreed upon time frame.

respond to a Request for Confirmation or initiate an unsolicited Confirmation Response. Absent

mutual agreement to the contrary, Explicit Confirmation is the default confirmation

methodology.

1.8 "Cubic Foot" and "Standard Cubic Foot" shall mean that quantity of natural gas that occupies

one cubic foot of volume at the Volumetric Measurement Base defined in Section 26.2 of the General

Terms and Conditions.

1.9 "Designated site" shall mean the electronic address used to contact an entity for EDI

transmission.

1.10 "Dth (Dekatherm)" shall mean one million Btu. The standard quantity for nominations,

confirmation and scheduling is dekatherms per gas day in the United States, and gigajoules per gas day

in Canada and gigacalories per gas day in Mexico. (For reference 1 dekatherm = 1,000,000 Btu's; and 1

gigajoule = 1,000,000,000 joules; and 1 gigacalorie = 1,000,000,000 calories.) For commercial

purposes, the standard conversion factor between dekatherms and gigajoules is 1.055056 gigajoules per

dekatherm and between dekatherms and gigacalories is 0.251996 gigacalories per dekatherm. The standard

Btu is the International Btu, which is also called the Btu(IT); the standard joule is the joule

specified in the SI system of units.