Young Gas Storage Company, Ltd.

Original Volume No. 1

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Effective Date: 08/01/2010, Docket: RP10-921-000, Status: Effective

Fourth Revised Sheet No. 93 Fourth Revised Sheet No. 93

Superseding: Third Revised Sheet No. 93

GENERAL TERMS AND CONDITIONS

(Continued)

12. BILLING AND PAYMENT

12.1 Statement by Transporter. On or before the ninth (9th) Business Day

of each Month, Transporter shall Render or furnish via email or

other methods described in Section 12.2 to Shipper and Replacement

Shipper, as appropriate, a statement setting forth information

relevant to the preceding Month's transactions under the Agreement.

This statement of account is separate from the invoice as a

transaction type (NAESB Standard 3.3.20).

12.2 Invoice, Payment and Late Charges

(a) Invoice. On or before the ninth (9th) Business Day of each

Month, Transporter shall invoice Shipper and Replacement

Shipper, as appropriate, for services provided by Transporter

during the preceding Month.

(i) Invoices shall be deemed Rendered when Transporter posts

notification on its EBB that invoices are final.

Shipper may also access their invoice on the Xpress

system or may request to have invoices Rendered via U.S.

Mail. If the Shipper elects to have invoices Rendered

via U.S. Mail, then Shipper's invoice shall be deemed

Rendered when Transporter places such invoice in the

U.S. Mail service with sufficient postage for delivery

to the person and address designated pursuant to the

applicable Service Agreement.

(ii) A Shipper may request a complimentary e-mail

notification of posting of the invoice on the EBB,

provided that it is the Shipper's responsibility to

maintain current e-mail information with Transporter to

ensure delivery.

(iii) A Shipper may elect to change its invoice delivery

mechanism by notifying Transporter before the end of the

month to be effective for the next billing cycle.