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                                  SCHEDULE 14A
                                 (Rule 14a-101)

                     INFORMATION REQUIRED IN PROXY STATEMENT

                            SCHEDULE 14A INFORMATION

                Proxy Statement Pursuant to Section 14(a) of the
                         Securities Exchange Act of 1934

Filed by the Registrant [X]
Filed by a Party other than the Registrant [_]
Check the appropriate box:
[_] Preliminary Proxy Statement
[_] Confidential, for Use of the Commission Only (as permitted by Rule
    14a-6(e)(2))
[_] Definitive Proxy Statement
[X] Definitive Additional Materials
[_] Soliciting Material Pursuant to Rule 14a-11(c) or Rule 14a-12

                                    USEC INC.
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                (Name of Registrant as Specified in its Charter)
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    (Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

[X] No fee required.
[_] Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.

     1)   Title of each class of securities to which transaction applies:

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     2)   Aggregate number of securities to which transaction applies:

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     3)   Per unit  price  or other  underlying  value of  transaction  computed
          pursuant to Exchange  Act Rule 0-11 (set forth the amount on which the
          filing fee is calculated and state how it was determined):

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     4)   Proposed maximum aggregate value of transaction:

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5) Total fee paid: --------------------------------------------------------------- [_] Fee previously paid by written preliminary materials. [_] Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing. 1) Amount Previously Paid: ---------------------------------------------------------------- 2) Form, Schedule or Registration Statement No.: ---------------------------------------------------------------- 3) Filing Party: ---------------------------------------------------------------- 4) Date Filed: ---------------------------------------------------------------- - --------------------------------------------------------------------------------

EXPLANATORY NOTE --------------------------------- USEC Inc. hereby amends its Schedule 14A (Proxy Statement) to correct certain information in the table of principal accountant's fees in the "Audit, Finance and Corporate Responsibility Committee Report" on page 21 of the form that was filed with the Securities and Exchange Commission on March 12, 2003. The denomination multiple "(in thousands)" was inadvertently omitted from the table heading.