Gulf States Transmission Corporation

Original Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-174-001, Status: Effective

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

Superseding: First Revised Sheet No. 45

GENERAL TERMS AND CONDITIONS

(Continued)

5. MEASUREMENT EQUIPMENT (Continued)

(g) Adjustment for Inaccuracy

If, upon test, any measurement equipment, including recording

calorimeter, is found to be in error not more than two percent (2%), previous

recording of such equipment shall be considered accurate in computing

deliveries; but such equipment shall be adjusted at once to record correctly.

If, upon test, any measurement equipment shall be found to be inaccurate

by an amount exceeding two percent (2%) at a recording corresponding

to the average hourly rate of flow for the period since the last preceding

test, then any previous recordings of such equipment shall be corrected to

zero error for any period which is definitely known 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 tests

not exceeding a correction period of 16 days.

(h) Maintenance of Records

Transporter and Shipper shall preserve all original test data,

charts, or other similar records for a period of 6 years or such lesser

period as may be permitted by applicable rules of regulatory agencies having

jurisdiction, however, the above notwithstanding, such records shall be

retained for a period not less than 24 months.

6. INVOICING

(a) Rendering of Invoices for Service

The imbalance statement should be rendered prior to or with the

invoice, and the transportation invoice should be prepared on or before the

9th business day after the end of the production month. Rendered is defined as

postmarked, time-stamped, and delivered to the designated site.