Wyoming Interstate Company, Ltd.

Second Revised Volume No. 2

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

Second Revised Sheet No. 41B Second Revised Sheet No. 41B

Superseding: First Revised Sheet No. 41B

GENERAL TERMS AND CONDITIONS

(Continued)

2. MEASUREMENT (Continued)

2.12 New Measurement Techniques. If, at any time during the term hereof,

a new method or technique is developed with respect to Gas

measurement or the determination of the factors used in such Gas

measurement, such new method or technique may be substituted by

Transporter in exercise of its reasonable judgment. Transporter

shall promptly inform all Shippers of any new technique adopted.

2.13 Calibration and Test of Meters. The accuracy of all measuring

equipment shall be verified by Transporter at reasonable intervals,

and if requested, in the presence of representatives of Shipper, but

neither Shipper nor Transporter shall be required to verify the

accuracy of such equipment more frequently than once in any 30-day

period. If either Party at any time desires a special test of any

measuring equipment, it will promptly notify the other, and the

Parties shall then cooperate to secure a prompt verification of the

accuracy of such equipment.

2.14 Correction of Metering Errors. If, upon any test, any measuring

equipment is found to be inaccurate, such equipment shall be

adjusted immediately to measure accurately. If, upon any test, the

measuring equipment in the aggregate is found to be inaccurate by 1

percent or more at a recording corresponding to the average hourly

rate of Gas flow for the period since the last preceding test,

previous recordings of such equipment and pursuant to Section 12.4

hereof, any payments based thereon shall be corrected at the rate of

such inaccuracy for any period which is known definitely or agreed

upon, but in case the period is not known definitely or agreed upon,

such correction shall be for a period extending over one-half of the

time elapsed since the date of the last test.