Centerpoint Energy Gas Transmission Company

Sixth Revised Volume No. 1

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

Second Revised Sheet No. 391 Second Revised Sheet No. 391

Superseding: First Revised Sheet No. 391

GENERAL TERMS AND CONDITIONS

(continued)

5.5 Delivery Nominations and Scheduling (continued)

(iii) Intraday Nominations: For services that provide for

Intraday Nominations and scheduling, there will be no

limitation as to the number of Intraday Nominations

(line items as per NAESB Standard 1.2.1) which a

Shipper may submit at any one standard nomination

cycle or in total across all standard nomination

cycles. Intraday Nominations submitted by Shipper

shall comply with the requirements of (b) below, and

may be used to request changes to scheduled

quantities, including increases or decreases in total

flow, changes to Delivery Points, or changes to

markets. Transporter may, at its sole discretion,

reasonably exercised and in a manner not unduly

discriminatory, receive, recognize, and schedule an

Intraday Nomination submitted later than the deadlines

provided above. An Intraday Nomination submitted on

the Day prior to Gas flow, if scheduled, will take

effect at the start of the next Day at 9:00 a.m. CCT.

(b) Required Information: Each delivery nomination or Intraday

Nomination shall be submitted electronically in a form

acceptable to Transporter.