Westgas Interstate, Inc.

First Revised Volume No. 1

Effective Date: 11/01/1995, Docket: RP95-437-000, Status: Effective

First Revised Sheet No. 110 First Revised Sheet No. 110 : Effective

Superseding: Original Sheet No. 110

Form of Service Agreement for Rate Schedule IT

continue to provide service under this Agreement provided

that such fees are not included in the pipeline's rates in

NGA section 4 proceedings. Transporter shall issue to

Shipper in conjunction with the Transporter's regular monthly

statement, a statement or indication of the regulatory fees

incurred by Transporter to be paid by Shipper.

ARTICLE IX

NOTICES

Except as otherwise provided, any notice, request, demand,

statement, bill, or payment provided for in this Agreement,

or any notice that either party may desire to give to the

other, shall be in writing and shall be considered as duly

delivered or furnished when mailed by registered or

certified mail, return receipt requested, or when

transmitted in the most timely manner available and

appropriate to the following:

TRANSPORTER: SHIPPER:

Payments Only:

WestGas InterState, Inc.

1225 17th Street, Suite 1100

Denver, CO 80202

Attn: Accounting

All Others:

WestGas InterState, Inc.

1225 17th Street, Suite 1100

Denver, CO 80202

or such other address as either of the parties shall designate

in writing. Routine communications, including monthly

statements and payments, shall be considered as duly delivered

or furnished three days after being mailed by registered or

certified mail, return receipt requested, or when transmitted

in the most timely manner available and appropriate.

ARTICLE X

LAWS AND REGULATION

This Agreement is subject to all valid legislation, either

state or federal, with respect to the subject matter and to

all valid present and future decisions, orders, rules and

regulations of all duly constituted governmental authorities

having jurisdiction, and nothing in this Agreement shall

restrict, enlarge or affect in any other way the

jurisdiction of the FERC over the subject matter.