Transcontinental Gas Pipe Line Company, LLC

Fourth Revised Volume No. 1

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Effective Date: 12/31/2008, Docket: RP09-158-000, Status: Effective

Original Sheet No. 419 Original Sheet No. 419

GENERAL TERMS AND CONDITIONS

(Continued)

28. NOMINATIONS; ALLOCATION OF CAPACITY; CURTAILMENT OF SERVICE; AND CONFIRMATIONS (Continued)

28.1 (a) (vii) All nominations should be considered original nominations and should be

replaced to be changed. An original nomination shall apply to each cycle

within the gas day unless the nomination is revised. In that event, the

revised nomination shall apply to subsequent cycles within the gas day.

Intra-day nominations can be used to request increases or decreases in

total flow, changes to receipt points, or changes to delivery points of

scheduled gas. When a nomination for a date range is received, each day

within that range is considered an original nomination. When a subsequent

nomination is received for one or more days within that range, the

previous nomination is superseded by the subsequent nomination only to the

extent of the days specified. The days of the previous nomination outside

the range of the subsequent nomination are unaffected. Nominations have a

prospective effect only.

All nominations for storage or transportation service must be made

electronically through 1Line or by electronic data interchange. However,

in the event of a failure of electronic nomination communication

equipment, Internet, or third party service provider, or other similar

emergency event which constitutes an event of force majeure pursuant to

Section 11.1 of these General Terms and Conditions, Buyer may submit and

Seller will accept written nominations, provided that such force majeure

events are documented by an affidavit provided by Buyer to Seller within

24 hours of such event. Any such requests by Buyer for emergency

treatment shall be handled on a not unduly discriminatory basis.

(b) Buyer's nomination and schedule ranks, to be deemed timely, must conform to the

following timeline (the nomination timeline shall be Central Clock Time on the

day prior to gas flow):

11:30 a.m. Electronic nomination leaves control of the Buyer for nominations

submitted by either 1Line or electronic data interchange

11:45 a.m. Receipt of nomination by Seller through electronic data

interchange, including from Title Transfer Tracking Service

Providers (TTTSPs)

12:00 p.m. Quick response by Seller regarding validity of data elements of

nominations received through electronic data interchange

3:30 p.m. Receipt of completed confirmations by Seller from upstream and

downstream connected operating entities

4:30 p.m. Scheduled quantities made available by Seller for receipt by

Shipper and point operator

(c) Buyer's nomination and schedule ranks for intraday cycles will conform to the

following timelines.

(i) Seller will accept nominations and schedule ranks for a gas day which are

received after the timely nomination and ranking deadlines identified in

Section 28.1(b) until 6:00 p.m. Central Clock Time the day before gas

flows (Evening Nomination).

Evening Nomination Cycle:

6:00 p.m. Electronic nomination leaves control of the Buyer for

nominations submitted by either 1Line or electronic data

interchange

6:15 p.m. Receipt of nomination by Seller through electronic data

interchange, including from TTTSPs

6:30 p.m. Quick response by Seller regarding validity of data elements

of nominations received through electronic data interchange