Dominion Transmission, Inc.

Third Revised Volume No. 1

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Effective Date: 05/26/2010, Docket: RP10-643-000, Status: Effective

Fourth Revised Sheet No. 1088 Fourth Revised Sheet No. 1088

Superseding: Third Revised Sheet No. 1088

GENERAL TERMS AND CONDITIONS

Operational Flow Orders

11B.4 Terms and Conditions Applicable to Transportation Service (continued)

B. Pipeline may issue an OFO under this Section 11B.4. to

apply to Pipeline's system in whole or in part.

C. Such OFO will be issued first to Customers under Rate

Schedule IT or MCS who have excess or insufficient

deliveries, then to such Customers who have excess or

insufficient deliveries under Rate Schedules FT and/or

FTNN. During any period that an OFO under this

Section 11B.4. is in effect:

1. Any Customer receiving service only under Rate

Schedules FT, IT, or MCS must conform its

receipts of gas from Pipeline to Customer's

confirmed, scheduled nominations of gas being

physically received by Pipeline.

2. Any Customer receiving service under both Rate

Schedule FT and a Storage Rate Schedule

(GSS, GSS-E, and/or ISS) must conform its receipts

of gas from Pipeline to Customer's confirmed,

scheduled nominations of gas being physically

received by Pipeline; provided, however, that

such Customers may elect to inject overdeliveries

of transportation gas into storage and to withdraw

underdeliveries of gas from storage, to the extent

authorized under the applicable Service Agreements

and Storage Rate Schedules.

3. Any Customer receiving service under Rate

Schedule FTNN will conform to the OFO by

equalizing receipts and deliveries within the

requirements of Rate Schedule FTNN.

D. During the period that the OFO is in effect, Customer

will pay a penalty per Dt equal to the higher of $10.00

or two times the Penalty Index Price: