Alabama-Tennessee Natural Gas Company

Second Revised Volume No. 1

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Effective Date: 09/01/1993, Docket: RS92- 27-005, Status: Effective

First Revised Sheet No. 54 First Revised Sheet No. 54 : Superseded

Superseding: ORIGINAL SHEET NO. 54







1.1 Transporter shall provide a daily swing and monthly

balancing service to any person(s) (herein referred to as

"OBA Party or Parties") who has executed an operational

balancing agreement ("OBA") in the form set forth beginning

at Sheet No. 226 of this Tariff. An OBA agreement will be

available to:


(a) the operator of connecting facilities at any Delivery

Point(s) on Transporter's system;


(b) a market aggregator ("Aggregator") who has obtained

written consent from one or more Delivery Point

operators authorizing Aggregator to operate the

Delivery Point(s), which authorization shall include,

but not be limited to, changing physical flows at

stated Delivery Point(s).


1.2 Transporter shall provide a Demand Delivery Service (DDS)

with respect to swings in excess of the 10% daily variance

described below to such OBA Party which has executed a

multiple party OBA with Transporter and Tennessee Gas

Pipeline Company ("Tennessee") specifying methodologies

for allocating or coordinating balancing, scheduling, and

cost responsibility at the Affected Receipt Point and that:


(a) operates Delivery Point(s) where firm sales service

was provided by Transporter on May 18, 1992; and


(b) elects to receive such service under the procedures

established in FERC Docket No. RS92-27; and


(c) executes an OBA, specifying a daily delivery quantity

("DDQ") for swing service at specified meters.


DDS shall also be available on a pro rata basis to other

delivery point operators not otherwise qualifying under

the terms of this Section 1.2 to the extent Transporter

determines that there is additional DDS available.