Centerpoint Energy Gas Transmission Company

Sixth Revised Volume No. 1

Effective Date: 03/18/2010, Docket: RP10-383-000, Status: Effective

First Revised Sheet No. 67 First Revised Sheet No. 67

Superseding: Original Sheet No. 67

RATE SCHEDULE EFT

ENHANCED FIRM TRANSPORTATION SERVICE

(continued)

5.3 Overrun Gas.

(a) Authorized Overrun: Shipper may request, in accordance with

the provisions of this Rate Schedule and nominate, in

accordance with Section 5 of the General Terms and

Conditions, quantities of Gas for any applicable time period

during the Service Month in excess of the Contract

Limitations. Notification that Overrun Gas quantities will

not be scheduled or will be reduced may be communicated via

Transporter's Internet Web Site or otherwise during the

scheduling process. Transporter may render the requested

service on an interruptible basis, subject to the terms of

Rate Schedule IT to the extent not inconsistent with the

terms of this Rate Schedule, if Transporter determines that

it can do so without adverse effect on its operations or its

ability to meet all its other obligations, and such

quantities shall be considered authorized Overrun Gas under

this Rate Schedule.

(b) Unauthorized Overrun: All quantities transported for

Shipper's account which exceed the amount Shipper is

authorized to transport at any given time, other than

Overrun Gas authorized as described in Section 5.3(a) above,

shall be considered unauthorized.

5.4 Other Charges.

A bill for a Service Month may also include amounts

attributable to filing and other fees, penalties and charges as

provided by this Tariff.