Wyoming Interstate Company, Ltd.

Second Revised Volume No. 2

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

Ninth Revised Sheet No. 36A Ninth Revised Sheet No. 36A

Superseding: Eighth Revised Sheet No. 36A

GENERAL TERMS AND CONDITIONS

(Continued)

1. DEFINITIONS (Continued)

1.5 "Business Day" shall mean Monday, Tuesday, Wednesday, Thursday, and

Friday, excluding Federal Bank Holidays.

1.6 "Cash Out Index Price" shall mean the price calculated as the

average of the daily mid-point index prices for the Rockies - CIG

(N. Syst.) as published in Platt's Gas Daily Price Guide for each

day of the production month divided by the number of days in the

Month. Should Platt's Gas Daily Price Guide become unavailable,

Transporter shall base the Cash Out Index Price on information

posted in a similar publication. The Cash Out Index Price shall be

calculated and posted on Transporter's electronic bulletin board no

later than 5:00 p.m. CCT on the fifth Business Day of the Month

following the production month.

1.7 "Central Clock Time" or "CCT" shall mean Central Standard Time (CST)

except for that period when daylight savings is in effect. During

this period, CCT shall mean Central Daylight Time (CDT). Unless

otherwise stated, all times in this Tariff are Central Clock Time

(CCT).

1.8 "Confirmation" shall mean the verification of the Confirmed Quantity

by the Confirming Parties. A Confirmation Response is a report

provided via EDM which conforms to the requirements of the Data

Dictionary standards as set forth in GISB Standard 1.4.4. The

Explicit Confirmation process requires that the Confirming Party

respond to a Request for Confirmation or initiate an unsolicited

Confirmation Response. Absent mutual agreement to the contrary,

Explicit Confirmation is the default methodology. (GISB Standard

1.3.40)

(a) A "Confirmation Requester" is a Service Provider (including a

point operator) which is seeking to confirm a quantity of Gas

via the information outlined in GISB Standard 1.4.3 with

another Service Provider (the Confirming Party) with respect to

a Nomination at a location. (GISB Standard 1.2.8)

(b) A "Confirming Party" is a Service Provider (including a point

operator) which provides a Confirmation for a quantity of Gas

via the information outlined in GISB Standard 1.4.4 to another

Service Provider (the Confirmation Requester) with respect to a

Nomination at a location. (GISB Standard 1.2.9)

Requester and the Confirming Party. (GISB Standard 1.2.10)