Tuscarora Gas Transmission Company

Original Volume No. 1

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Effective Date: 09/01/2005, Docket: RP05-415-000, Status: Effective

Original Sheet No. 58B Original Sheet No. 58B : Effective










Where the Transporter allocates to a lower level (more detailed) than

the Shipper contract level and where:


- The Confirming Parties confirm at a higher level (less detailed)

than the nomination level; and,


- A Shipper has submitted more than one nomination line item to the



the Transporter should employ the Transporter's tariff allocation

methodology (including, where applicable, employing the other

Confirming Party(ies)' PDAs) to allocate gas to the confirmation detail



The Transporter should then either: i) accept and employ a PDA from

such Shippers or ii) employ the Shipper's ranks supplied in the



Where a Transporter accepts PDAs from a Shipper (as specified in

i) above and the Shipper does not provide a PDA, the Transporter should

employ the tariff allocation methodology.


(j) At a location which is not covered by an OBA, a Confirming Party should

submit a Pre-determined Allocation (PDA) to the allocating party at a

level that is based on the allocating party's business practice, but,

in no event will such PDA be at a lower level (more detail) than that

level of information exchanged between such parties during their

confirmation process.


(k) A Pre-determined Allocation (PDA) may not be used to allocate gas to a

nominatable transaction that was not identified in the nomination or

confirmation process, as applicable, absent prior mutual agreement

among the Confirming Parties and the party being allocated to in such

transaction. In the event of a conflict between this standard and the

Transporter's existing tariff or general terms and conditions, the

latter will prevail.


(l) Except in cases where the Percentage or Operator Provided Value method

of allocation is being employed, where there is:


(i) sufficient gas to fulfill all scheduled quantities at a location,

a Pre-determined Allocation (PDA) should not result in a quantity

being allocated to a party, contract or transaction, as

applicable, that is less than the corresponding scheduled

quantity(ies) for that party, contract or transaction, as