Reliant Energy Gas Transmission Company

Fifth Revised Volume No. 1

Effective Date: 06/01/2002, Docket: RP00-482-003, Status: Effective

First Revised Sheet No. 417 First Revised Sheet No. 417 : Effective

Superseding: Original Sheet No. 417

GENERAL TERMS AND CONDITIONS

(continued)

release firm capacity pursuant to the provisions of this

Section 19.

(l) Unless Transporter agrees to a permanent release, only

the releasing Shipper shall be entitled to exercise

rights provided in Section 21 below or in 18 C.F.R.

§ 284.221 to avoid pre-granted abandonment of service.

(m) Except as provided in Section 22.9 of these General

Terms and Conditions, releasing Shippers, bidders, and

replacement Shippers shall implement capacity releases

electronically.

(n) A Shipper under Rate Schedule RSS may release and assign

capacity hereunder as provided in Section 2.9 of said

Rate Schedule. Service under such release shall be

available only at the Primary Delivery Point(s)

designated in the releasing Shipper's Service Agreement

and at which the releasing Shipper releases and assigns

firm capacity rights and the replacement Shipper must be

able to demonstrate its ability to comply with the

return and other obligations contained in Rate Schedule

RSS.

20. OPERATIONAL CONTROLS:

20.1 General. All Shippers hereby agree and acknowledge that Transporter's

ability to deliver anticipated quantities and maximize efficiency and

capacity utilization is dependent upon maintaining projected flow

patterns (e.g., receipts, deliveries, balances, storage injections and

withdrawals) within optimal ranges. Transporter shall endeavor at all

times to maintain adequate pressure through all segments of its system,

maximize operational efficiencies for the benefit of all Shippers,

preserve the operational integrity of all segments of its system,

prevent the use of the system by a Shipper in a manner inconsistent

with the Tariff which could infringe on or threaten the rights of other

Shippers, and protect