Wyoming Interstate Company, Ltd.

Second Revised Volume No. 2

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

First Revised Sheet No. 41E First Revised Sheet No. 41E

Superseding: Original Sheet No. 41E

GENERAL TERMS AND CONDITIONS

(Continued)

3. QUALITY (Continued)

3.3 Venting of Gas. To the extent Transporter is unable to transport

Unauthorized Overrun Gas without jeopardizing the safety and

integrity of Transporter's operations, such decisions to be solely

within the judgment and discretion of Transporter, Transporter

shall have the right to vent, without incurring any liability to

Shipper, or any third party, such Unauthorized Overrun Gas as it

is unable to transport. However, Transporter shall use its best

efforts to avoid or minimize such venting.

3.4 Commingling. Gas delivered by Shipper will be commingled with the

Gas of other Shippers in the system. Accordingly, Shipper's Gas

shall be subject to such changes in Gross Heating Value and other

specifications as may result from such commingling.

3.5 Specification Exemption. Transporter may accept any Gas that does

not meet the specifications set forth in Section 3.1 on a short

term basis for operational reasons, which may include plant start-

ups, plant upsets or line freeze-offs, provided that Transporter

in its reasonable discretion and judgment determines that such

acceptance will not interfere with Transporter's ability to (1)

maintain prudent and safe operation of part or all of

Transporter's pipeline system; (2) ensure that such Gas does not

adversely affect Transporter's ability to provide service to

others; and (3) ensure that such Gas does not adversely affect

Transporter's ability to Tender Gas for delivery to a downstream

pipeline or end-user.