Southern Natural Gas Company

Seventh Revised Volume No. 1

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Effective Date: 07/30/2008, Docket: RP09-288-000, Status: Effective

Tenth Revised Sheet No. 275 Tenth Revised Sheet No. 275

Superseding: Ninth Revised Sheet No. 275

GENERAL TERMS AND CONDITIONS

(Continued)

APPENDIX H

CAPACITY RELEASE TIMETABLE I

The following deadline applies to all standard offers to release firm capacity under the provisions of

Section 22 of these General Terms and Conditions which are with a Prearranged Bidder and not subject to bid

by other parties as defined in Section 22.3(c) of these General Terms and Conditions. The Prearranged Bidder

must take all actions required by Section 22 within the following time periods to avoid disqualification.

On the Day Nominations Are

Due for the Day of Release Event

__________________________ _________________________________

One hour prior to Offer submitted electronically by

Nomination deadline* Releasing Shipper

Bid submitted electronically by

Prearranged Bidder; Nomination possible

beginning at the next available

nomination cycle for the effective

date of the Capacity Release Transaction.

At nomination deadline* Details of the Capacity Release

Transaction are available on SoNet

Premier.

*EDI users will have an additional fifteen (15) minutes with which to comply with these timelines.