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. 420 Original Sheet No. 420

GENERAL TERMS AND CONDITIONS

(Continued)

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

28.1 (c) (i) 9:00 p.m. Receipt of completed confirmations by Seller from upstream

and downstream connected operating entities

10:00 p.m. Seller to provide scheduled quantities to affected Buyers and

point operators, and provide scheduled quantities to bumped

parties (notice to bumped parties).

Scheduled quantities resulting from Evening Nominations shall

be effective at 9:00 a.m. on gas day.

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

are received after the nomination and ranking deadlines identified in

Section 28.1(b) and 28.1(c)(i) until 10:00 a.m. Central Clock Time of

the affected gas day (Intraday 1 Nomination (ID1)).

ID1 Cycle:

10:00 a.m. Electronic nomination leaves control of the Buyer for

nominations submitted by either 1Line or electronic data

interchange

10:15 a.m. Receipt of nomination by Seller through electronic data

interchange, including from TTTSPs

10:30 a.m. Quick response by Seller regarding validity of data

elements of nominations received through electronic data

interchange

1:00 p.m. Receipt of completed confirmations by Seller from upstream

and downstream connected operating entities

2:00 p.m. Seller to provide scheduled quantities to affected

Shippers and point operators, and provide scheduled

quantities to bumped parties (notice to bumped parties)

Scheduled quantities resulting from ID1 shall be effective

at 5:00 p.m. on gas day.

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

are received after the nomination and ranking deadlines identified in

Section 28.1(b), 28.1(c)(i), and 28.1(c)(ii) until 5:00 p.m. Central

Clock Time of the affected gas day (Intraday 2 Nomination (ID2)).

ID2 Cycle:

5:00 p.m. Electronic nomination leaves control of the Buyer for

nominations submitted by either 1Line or electronic data

interchange

5:15 p.m. Receipt of nomination by Seller through electronic data

interchange, including from TTTSPs

5:30 p.m. Quick response by Seller regarding validity of data

elements of nominations received through electronic data

interchange

8:00 p.m. Receipt of completed confirmations by Seller from upstream

connected operating entities

9:00 p.m. Seller to provide scheduled quantities to affected

Shippers and point operators.

Scheduled quantities resulting from ID2 shall be effective

at 9:00 p.m. on gas day. Bumping is not allowed during

the ID2 Cycle.