Granite State Gas Transmission, Inc.

Third Revised Volume No. 1

Effective Date: 05/07/2020, Docket: RP97-153-001, Status: Accepted

Sub First Revised Sheet No. 217 Sub First Revised Sheet No. 217 : Effective

Superseding: Original Sheet No. 217

GENERAL TERMS AND CONDITIONS

(continued)

6. PAYMENTS (continued)

6.4 Prior Period Adjustment of underpayment,

overpayment or error in billing: If it shall be found that at

any time or times the Shipper has been overcharged or

undercharged in any form whatsoever under the provisions of the

gas sales and/or transportation contract(s) and Shipper shall

have actually paid the bills containing such overcharge or

undercharge, then within thirty days after the final

determination thereof, Transporter shall refund the amount of

any such overcharge with interest thereon at a rate of interest

calculated in accordance with 18 C.F.R. 154.501(d) applicable

to the period(s) from the time such overcharge was paid to the

date of refund, and Shipper shall pay the amount of any such

undercharge but without interest. Such error will be rectified

based on latest actual data available from month in which error

occurred. In the event an error is discovered in the amount

billed in any invoice or statement rendered by Transporter, such

error shall be adjusted within thirty days of the determination

thereof provided that claim thereof shall have been made within

six (6) months from the date of the initial transportation

statement and seven (7) months from the date of the initial

sales invoice with a 3-month rebuttal period, excluding

government-required rate changes, This standard will not apply

in the case of deliberate omission, misrepresentation or mutual

mistake of fact. In addition, Parties' other statutory or

contractual rights shall not otherwise be diminished by this

standard.

6.5 Record Retention: Transporter and Shipper

shall retain all records pertaining to billing and payment for

at least two (2) years.