Westgas Interstate, Inc.

First Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-163-003, Status: Effective

Substitute First Revised Sheet No. 45 Substitute First Revised Sheet No. 45 : Effective

Superseding: Original Sheet No. 45

GENERAL TERMS AND CONDITIONS

(Continued)

delivered based on receipts or deliveries during

preceding periods under similar conditions when the

measuring equipment was registering accurately.

5.13 PRESERVATION OF RECORDS. Shipper and Transporter

shall preserve for a period of at least 3 years, or for

such longer period as may be required by appropriate

authority for test data, charts or other similar records.

5.14 THE SEQUENCE OF GAS RECEIPT. Unless otherwise agreed

to by Shipper and Transporter, all gas received by

Transporter under all firm schedules shall be deemed to

have been received by Transporter prior to the receipt of

any gas under Rate Schedule IT from Shipper on any day.

5.15 MEASUREMENT CLOSE: The cutoff for the closing of

measurement is 5 business days after business month.

5.16 MEASUREMENT PRIOR PERIOD ADJUSTMENTS:

For treatment of measurement prior period adjustments,

treat the adjustment by taking it back to the production

month. A meter adjustment becomes a prior period

adjustment after the fifth business day following the

business month.

(a) For reporting measurement prior period

adjustments, report it with the restated line item

with new total quantity for the day and the month.

(b) Missing or late measurement data shall be

estimated by the measuring party. In such instances,

Transporter shall treat actual data as a prior period

adjustment.

within 6 months of the production month with a 3

month rebuttal period. This standard shall not apply

in the case of deliberate omission or

misrepresentation or mutual mistake of fact.

Parties' other statutory or contractual rights shall

not otherwise be diminished by this limitation.