Reliant Energy Gas Transmission Company
Fifth Revised Volume No. 1
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Effective Date: 12/01/2002, Docket: RP03- 60-000, Status: Effective
Second Revised Sheet No. 526 Second Revised Sheet No. 526 : Effective
Superseding: First Revised Sheet No. 526
ELECTRONIC DATA INTERCHANGE
TRADING PARTNER AGREEMENT
THIS ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT (the "Agreement") is made as of
_______________, ____, by and between ___________________, a ____________________ [specify corporation or other
entity type], with offices at ____________________ and ______________________, a ____________________, [specify
corporation or other entity type] with offices at ___________________ (collectively, the "parties").
WHEREAS, the parties desire to facilitate transactions, reports and other information exchanged by
electronically transmitting and receiving data in agreed formats; and
WHEREAS, the parties desire to assure that such transactions are not legally invalid or unenforceable
as a result of the use of available electronic technologies for the mutual benefit of the parties; and
WHEREAS, the parties desire to enter into this Agreement to govern their relationship with respect to
computer to computer exchange of information, also known as Electronic Data Interchange ("EDI") transactions.
NOW THEREFORE, in consideration of the premises and covenants herein contained, and for other good and
valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties, intending to
be legally bound, hereby agree as follows:
Section 1. Prerequisites
1.1 Data Communications. Each party may electronically transmit to or receive from the other party any of
the transaction sets listed in the Exhibit(s), as such Exhibit(s) may be revised by written agreement
(collectively "Documents"). Any transmission of data which is not a Document, a Functional Acknowledgment, an
electronic delivery mechanism error notification, or a time-stamp receipt response or record (collectively "Data
Communications") shall have no force or effect between the parties. All Data Communications shall be
transmitted in accordance with the standards and the published industry guidelines set forth in the Exhibit(s).
The Exhibit(s) to this Agreement is(are) attached hereto. Any modification of the provisions contained in the
body of this Agreement will be effective as set forth in the Exhibit(s).
1.2. Third Party Service Providers
1.2.1 Data Communications will be transmitted electronically to each party as specified in the
Exhibit(s), either directly or through any third party service provider ("Provider") with whom either party may
contract. Either party may modify its election to use, not use or change a Provider upon 30 days prior written
notice to the other party.
1.2.2 Each party shall be responsible for the costs of any Provider with whom it contracts, unless
otherwise set forth in the Exhibit(s). Each party shall be responsible for services needed to carry out its
responsibilities under this agreement.
1.2.3 Notwithstanding the acts or omissions of its Provider, for purposes of this Agreement, each
party is responsible for transmitting, receiving, storing or handling Data Communications to the extent
required to effectuate transactions pursuant to Section 2.
1.3 System Operations. Each party, at its own expense, shall provide and maintain the equipment, software,
services and testing necessary to transmit Data Communications to, and receive Data Communications from the
parties' respective Receipt Computers.
1.4 Security Procedures
1.4.1 Each party shall use those security procedures specified in the Wholesale Gas Quadrant of the
North American Energy Standards Board ("NAESB") standards and the Exhibit(s). The manner in which public
encryption keys are to be changed and/or exchanged will be specified in the Exhibit(s).
Security Key Exchanges. The parties shall maintain a public key used to facilitate secure electronic
communication. The parties shall change their public key as set forth in the Exhibit(s). However, in emergency
situations in which it is necessary to change a key immediately, each party shall provide the other party with
immediate notice of the change. Each party shall provide to the other its public key by either: (a) a
certified or receipt mail service using a diskette with the public key contained in an ASCII text file; or, (b)
an electronic simple mail transfer protocol ("SMTP") mail message with the public key contained in the body.
The public key shall be verified by the party to whom it is sent by validating the fingerprint of the public key
by phone or by other comparable means.
1.5 Signatures. Each party shall adopt as its signature private keys which shall be applied to each
document transmitted by such party ("Digital Signature "). Such Digital Signature, when decrypted by the
receiving party, will be used to authenticate the identity of the sender.