Centerpoint Energy Gas Transmission Company

Sixth Revised Volume No. 1

Effective Date: 01/01/2010, Docket: RP10-206-000, Status: Effective

First Revised Sheet No. 366 First Revised Sheet No. 366

Superseding: Original Sheet No. 366

GENERAL TERMS AND CONDITIONS

(continued)

5.2 Receipt Nominations and Allocation Methodology (continued)

Scheduled quantities resulting from an Evening

Nomination submitted pursuant to this Section

5.2(a)(i)(2) that does not cause another Shipper

to receive notice that it is being bumped should

be effective at 9:00 a.m. on the Day of Gas

flow; and when an Evening Nomination causes

another Shipper to receive notice that it is

being bumped, the scheduled quantities should be

effective at 9:00 a.m. on the day of Gas flow.

(3) The Intraday 1 Nomination Cycle on the Day of

Gas flow shall be as follows:

10:00 a.m. Nomination leaves control of the

nominating party.

10:15 a.m. Receipt of nomination by Transporter

(including from TTTSPs).

10:30 a.m. Transporter sends Quick Response.

1:00 p.m. Receipt of completed confirmations

by Transporter from upstream and

downstream connected parties.

2:00 p.m. Transporter provides scheduled

quantities to Shipper and Operator,

including notice to bumped Shippers.

The effective time of scheduled quantities

resulting from a nomination submitted during the

Intraday 1 Nomination Cycle pursuant to this

Section 5.2(a)(i)(3) will be 5:00 p.m. on the

Day of Gas flow.

(4) The Intraday 2 Nomination Cycle on the Day of

Gas flow shall be as follows:

5:00 p.m. Nomination leaves control of the

nominating party.

5:15 p.m. Receipt of nomination by Transporter

(including from TTTSPs).