Centerpoint Energy - Mississippi River

Third Revised Volume No. 1

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Effective Date: 01/19/2005, Docket: RP05-129-000, Status: Effective

Original Sheet No. 296 Original Sheet No. 296 : Effective

AGENCY/ASSET MANAGER AUTHORIZATION AGREEMENT

THIS AGENCY/ASSET MANAGER AUTHORIZATION AGREEMENT, between CenterPoint Energy - Mississippi River

Transmission Corporation ("MRT") ______________________________ ("Customer"), and ______________________

("Agent") is entered into in accordance with the following terms and conditions:

Customer Information: Agent Information:

Company Name: Company Name:

Attn: Attn:

Street Address: Street Address:

City, State, Zip Code: City, State, Zip Code:

Phone: Phone:

Fax: Fax:

E-mail: E-mail:

Agency applicable to: ____ Service Agreement(s) No(s). ______________

____ All contracts between MRT and Customer

Effective as of [the first day of] _____________, Agent will act as Customer's agent for services

provided by MRT pursuant to the above-described agreement(s) (hereafter "Agreement(s)") for all purposes related

thereto, except as may be provided below:

YES* NO*

____ ____ submitting [nominations] [allocation methodologies] [and notices] under MRT's Tariff

____ ____ [requesting,] [negotiating,] [contracting for,] [executing] and [amending]

agreements for services under MRT's Tariff

____ ____ all capacity release activities (including, but not limited to confirming

of Customer's capacity)

____ ____ viewing, accessing and receiving all reports and/or invoices and other

information related to Customer

____ ____ viewing, accessing and receiving reports and/or invoices and other

information related to Customer's imbalances only

____ ____ paying invoices related to the Agreement(s)

____ ____ paying Customer's cash-out invoices **

____ ____ requesting posting of imbalance quantities on MRT's Internet Web Site, and

arranging/performing imbalance netting and/or trading **

____ ____ Agent may assign this Agency/Asset Manager Authorization Agreement,

effective as of the first day of a month following at least five (5) days

prior written notice to MRT [and Customer]

____ ____ Agent shall have the right to appoint a Sub-Agent, from time to time, to

perform actions which Agent is authorized to perform under this

Agency/Asset Manager Authorization Agreement, provided that Sub-Agent

complies with MRT's then-current policies and procedures regarding agency

designations. In case of conflict between Agency Authorization Agreements

involving the Agent and Sub-Agent, the terms of the Agent's Agency/Asset

Manager Authorization Agreement shall control.

* If neither is indicated, "NO" is presumed.

** Agency must be applicable to all of Customer's Agreements (cannot have different

Agents for individual Agreements)