Viking Gas Transmission Company

First Revised Volume No. 1

Effective Date: 09/01/2005, Docket: RP05-394-001, Status: Effective

Substitute Ninth Revised Sheet No. 41 Substitute Ninth Revised Sheet No. 41 : Effective

Superseding: Eighth Revised Sheet No. 41

GENERAL TERMS AND CONDITIONS

1. DEFINITIONS (Continued)

o The term "Dekatherm" or "Dth" shall mean the quantity of heat energy which is

1,000,000 British thermal units. The standard quantity for nominations,

confirmation and scheduling is Dths per Gas Day in the United States, gigajoules

per Gas Day in Canada, and gigacalories per Gas Day in Mexico. (For reference

1 Dth = 1,000,000 Btu's; and 1 gigajoule; and 1 gigacalorie =

1,000,000,000 calories.) For commercial purposes, the standard conversion factor

between Dths and gigajoules is 1.055056 gigajoules per Dth and between Dths and

gigacalories is 0.251996 gigacalories per Dth. 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. [1.3.14]

o The term "Equivalent Quantity" unless otherwise stated in the Transportation

Agreement shall mean that during any given period of time the quantities of gas

delivered hereunder at the Point(s) of Delivery shall be the thermal equivalent

of the quantities of gas received at the Point(s) of Receipt for transportation

less thermal quantities of gas for Shipper's system fuel and use requirements and

gas lost and unaccounted for associated with this transportation service.

o The term "FERC" shall mean the Federal Energy Regulatory Commission, or any

successors thereto.

o The term "Gas Day" shall mean a period of twenty-four consecutive hours beginning

and ending at 9:00 a.m. Central Clock Time (CCT). The reference date for any Gas

Day shall be the date of the beginning of such Gas Day. [1.3.1]

o The terms "Internet Web Site" or "System" shall mean Company's computer

information and scheduling system, accessed through Company's Interactive

Internet Web Site or through Electronic Data Interchange.