Tentative Agreement Between Century Aluminum Corporation of WV, Inc. And United SteelWorkers of America AFL-CIO-CLC The parties have reached a Tentative Agreement, subject to ratification, to extend the terms and conditions of the current Collective Agreement dated June 1, 1999, which was due to expire on May 31, 2003 until May 31, 2006 with the following modifications: o Wage Increase Effective: 6-1-03 6-1-04 6-1-05 ------ ------ ------ $.35 $.35 $.35 o Pension Increase Effective: 6-1-03 1-1-04 1-1-05 1-1-06 ------ ------ ------ ------ $2.00 $1.00 $1.00 $1.00 * In addition, any employee retiring between December 1, 2001 and June 1, 2003 inclusively, will receive the pension increases provided for under the current agreement as well as the increase on June 1, 2003 upon the effective dates of such increases. o Increase Sickness & Accident: 6-1-03 6-1-04 6-1-05 ------ ------ ------ $15.00 $15.00 $15.00 o Increase Life Insurance for Active Employees 6-1-03 6-1-04 6-1-05 ------ ------ ------ $2,000 $2,000 $2,000 o The Company agrees to recall all employees currently on layoff status. o The parties agree to the elimination of the Summer Relief in the Pot Rooms on lines 1, 2, and 3 effective May 15, 2003. It is further agreed that upon the installation and operation of Pot Tending Cranes on line 4, the remaining Summer Relief jobs will be eliminated. CENTURY ALUMINUM CORPORATION OF WV, INC. UNITED STEELWORKERS OF AMERICA /s/ Jim Lake /s/ Tim Dean Jim Lake Tim Dean Human Resources Manager Sub-District Director