Mississippi River Transmission Corporation; Notice of Tariff Filing

Take notice that on June 1, 2000, Mississippi River Transmission Corporation (MRT) tendered for filing as part of its Gas Tariff, Third Revised Volume No. 1, the tariff sheets listed below to be effective July 1, 2000.

Second Revised Sheet No. 12,

Fourth Revised Sheet No. 71,

Sixth Revised Sheet No. 72,

Sixth revised Sheet No. 73,

Fourth Revised Sheet No. 74,

Third Revised Sheet No. 126,

Third Revised Sheet No. 164,

First Revised Sheet No. 226A,

Original Sheet No. 226B,

Pro-Forma Sheet No. 10,

Pro-Forma Sheet No. 10A

MRT states that the purpose of this filing is to enable MRT and its Transportation Customers, upon FERC authorization, the opportunity to negotiate a rate for transportation service that varies from the current Tariff rate. MRT also states that all customers under the Tariff would continue to have recourse to service at the traditional cost-based rate available under the Tariff for that service.

MRT states that a copy of this filing is being mailed to each of MRT's customers and to the state commissions of Arkansas, Illinois and Missouri.

Any person desiring to be heard or to protest said filing should file a motion to intervene or a protest with the Federal Energy Regulatory Commission, 888 First Street, NE, Washington, DC 20426, in accordance with Sections 385.214 or 385.211 of the Commission's rules and regulations. All such motions or protests must be filed in accordance with Section 154.210 of the Commission's Regulations. Protests will be considered by the Commission in determining the appropriate action to be taken, but will not serve to make protestants parties to the proceedings. Any person wishing to become a party must file a motion to intervene. Copies of this filing are on file with the Commission and are available for public inspection in the Public Reference room. This filing may be viewed on the web at http://www.ferc.fed.us/online/rimbs.htm (call 202-208-2222 for assistance).