Vector Pipeline L.P.

Original Volume No. 1

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Effective Date: 10/01/2002, Docket: RP02-479-000, Status: Effective

First Revised Sheet No. 255 First Revised Sheet No. 255 : Effective

Vector Pipeline L.P. First Revised Sheet No. 255

FERC Gas Tariff Superseding

Original Volume No. 1 Original Sheet No. 255

EXHIBIT_______

ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT

DATED __________

TO BE EFFECTIVE ___________________________________(DATE)

4. Transaction Sets:________________________________________________________________.

Complete table for all applicable transaction sets (Refer to the NAESB Home Page

(www.naesb.org) for the current list of transaction set numbers and document

names).

SENDING PARTY'S RECEIVING PARTY'S

TRANSACTION NATURAL Gas ISA ISA Functional FA/RD

SET NUMBER DOCUMENT NAME Qualifier ISA ID GS ID Qualifier ISA ID GS ID Acknowledgment time frame

(FA) Or (minutes)

Response

document (RD) Supported?