Wyoming Interstate Company, Ltd.

Second Revised Volume No. 2

Effective Date: 04/12/2010, Docket: RP10-491-000, Status: Effective

Thirteenth Revised Sheet No. 36 Thirteenth Revised Sheet No. 36

Superseding: Twelfth Revised Sheet No. 36

GENERAL TERMS AND CONDITIONS

1. DEFINITIONS

1.1 "Begin Date" shall mean the Day specified by a Shipper on which a

Gas transaction is to begin. Most Gas transactions are to be

effective for a full Gas Day. However, Shippers may indicate a

requested beginning time when submitting Intraday Nominations.

1.2 "Bidding Shipper(s)" is any Shipper who is prequalified pursuant to

Section 9 of the General Terms and Conditions to bid for capacity or

who is a party to a prearranged release.

1.3 "Btu" shall mean 1 British thermal unit, which is the amount of heat

required to raise the temperature of 1 pound of water 1 degree from

59 degrees to 60 degrees Fahrenheit. The reporting basis for Btu is

14.73 p.s.i.a. and 60 degrees F (101.325 kPa and 15 degrees C, and

dry). Standardize the reporting basis for gigacalorie as 1.035646

Kg/cm^2 and 15.6 degrees C and dry. "MMBtu" shall mean 1 million

Btu. One "Dth" (Dekatherm) is equivalent to one MMBtu. Thermal

Conversion factors shall be stated using not less than three decimal

places. However, for calculation purposes, not less than 6 decimal

places should be used. (NAESB Standards 2.3.9 and 2.3.10)

1.4 "Bumping" or "Bump" shall mean:

(a) The reduction of a previously Scheduled and Confirmed

Interruptible Transportation Quantity to permit

Transporter to schedule and confirm a firm Transportation

Nomination which has a higher priority and which was

submitted as an Intraday Nomination.

(b) In the event that a discount is granted that affects

previously scheduled quantities, "Bumping" or "Bump" shall

also mean the reduction of a Firm Transportation Quantity

previously scheduled and confirmed to permit Transporter

to schedule and confirm a firm Transportation Intraday

Nomination which has a higher priority.

"Bumping" or "Bump" shall also mean the reduction of the

Replacement Shipper's previously Scheduled and Confirmed

Firm Transportation Quantity.

Bumping that affects transactions on multiple Transportation

Service Providers' systems should occur at grid-wide

synchronization times only (NAESB Standard 1.3.39). Pursuant to

NAESB Standard 1.2.12, absent an agreement to the contrary between

Transporter, Shipper and any affected interconnect Party, a Bump

shall not result in a Scheduled Quantity that is less than the

applicable elapsed pro rated flow quantity.