E4-503. TransColorado Gas Transmission Company; Notice of Tariff Filing

March 2, 2004.

Take notice that on February 27, 2004, TransColorado Gas Transmission Company (TransColorado) tendered for filing: (1) Its Annual Fuel Gas Reimbursement Percentage (FGRP) report pursuant to Section 12.9 of the General Terms and Conditions of its FERC Gas Tariff, First Revised Volume No. 1; and (2) the following revised tariff sheets to become part of TransColorado's FERC Gas Tariff, First Revised Volume No. 1, to be effective April 1, 2004 concerning the inclusion in the calculation of the FGRP variance adjustment of the unamortized balances at December 31, 2003:

First Revised Sheet No. 247,

First Revised Sheet No. 247A, and

First Revised Sheet No. 247B.

TransColorado states that it has served copies of this filing upon all customers, interested State Commissions, and other interested parties.

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. This filing is available for review at the Commission in the Public Reference Room or may be viewed on the Commission's Web site at http://www.ferc.gov using the eLibrary. Enter the docket number excluding the last three digits in the docket number field to access the document. For assistance, please contact FERC Online Support at [e-mail] or toll-free at [phone], or TTY, contact [phone]. The Commission strongly encourages electronic filings. See, 18 CFR 385.2001(a)(1)(iii) and the instructions on the Commission's Web site under the e-Filing link.

Magalie R. Salas,

Secretary.