Centerpoint Energy Gas Transmission Company

Sixth Revised Volume No. 1

Effective Date: 05/01/2010, Docket: RP10-567-000, Status: Effective

Twenty-First Revised Sheet No. 32 Twenty-First Revised Sheet No. 32

Superseding: Twentieth Revised Sheet No. 32

STATEMENT OF EFFECTIVE RATES AND CHARGES FOR TRANSPORTATION OF GAS ($/Dth)

EFFECTIVE May 1, 2010

RATE SCHEDULE PHS - PERRYVILLE HUB® SERVICE

WHEELING MAXIMUM DELHI FUEL WHEELING LINE CP

RATE USE % LUFG % LUFG %

-------- --------- ----------- --------- ---------

FIRM $0.9277* 0.04% 0.37% 0.10%

Overrun 0.0305 0.04% 0.37% 0.10%

INTERRUPTIBLE $0.0305 0.04% 0.37% 0.10%

Overrun 0.0305 0.04% 0.37% 0.10%

* Monthly rate; Daily rate is $0.0305.

FUEL RATES:

For those wheeling transactions with receipts at Perryville Hub Receipt Points

located on Line CP or within the Perryville Hub Header, Transporter shall

retain Line CP LUFG equal to the product of the Line CP LUFG percentage

multiplied by the quantity received by Transporter at such points.

For all other wheeling transactions, Transporter shall retain Wheeling LUFG

equal to the product of the Wheeling LUFG percentage multiplied by the

quantity received by Transporter.

For wheeling transactions with receipts at Perryville Hub Receipt Points west

of Transporter's Delhi Compressor Station and physical deliveries at

Transporter's Columbia Gulf Perryville Hub Delivery Point or the Perryville

Hub Header, Transporter shall retain Delhi Fuel Use equal to the product of

the Delhi Fuel Use percentage multiplied by the quantity received by

Transporter. The Delhi Fuel Use and Wheeling LUFG rates stated above are

pursuant to Section 27 of the General Terms and Conditions.

PARK AND LOAN MAXIMUM RATE

--------------- --------------

ACTIVITY RATE $0.2201

INVENTORY RATE $0.2201

MINIMUM RATES:

The minimum applicable rates for the above services shall be $0.0000.