Dominion Transmission, Inc.

Third Revised Volume No. 1

Effective Date: 09/23/2000, Docket: RP00-555-000, Status: Effective

Original Sheet No. 633 Original Sheet No. 633 : Effective

MPS RATE SCHEDULE

Mainline Pooling Service

accordance with this Agreement. In the absence of

instructions provided by Customer, Pipeline will

unilaterally determine the allocation of such quantities to

Subject Service Agreements, to the extent that such

agreements can be identified by the information available

to Pipeline on or before its scheduling deadlines.

6.4 Customer shall make personnel available to Pipeline at all

times, for purposes of the confirmation to be performed

hereunder.

6.5 Notwithstanding the instructions to be provided under

Section 6.3, above, if Pipeline determines at the end of

any period that on any given Day, Customer has confirmed

quantities at an Eligible Point hereunder that were not

ultimately delivered to Pipeline, or Customer has confirmed

quantities at an Eligible Point hereunder that are not

delivered away from the Eligible Point, then Pipeline will

notify Customer in writing of any excess or deficiency in

receipts. To the extent that this imbalance cannot be

resolved in accordance with the procedures set forth in

Sections 10.4 and 10.6 of Rate Schedule MCS, then Customer

shall be subject to the penalties provided in Section 10.5

of Rate Schedule MCS.

7. OPERATIONAL FLOW ORDERS

7.1 A Customer receiving service under this Rate Schedule

and/or one or more Subject Service Agreements, may be

subject to an operational flow order as set forth in detail

in Section 11B of the General Terms and Conditions of this

Tariff. Subject to all applicable limitations set forth in

Section 11B, upon the issuance of an OFO, a Customer under

this Rate Schedule must take the actions set forth in the

OFO.

7.2 This Section 7 is intended solely to provide information as

to the OFOs that Pipeline may issue to Customer under this

rate schedule and the actions that Customer may be required

to take. Nothing in this Section 8 shall enlarge or

diminish Pipeline's rights to issue any OFO described in

any other section of this Tariff.