United States
                       Securities and Exchange Commission
                             Washington, D.C. 20549

                               Amended Form N-CSR
   Certified Shareholder Report of Registered Management Investment Companies




                                    811-3947

                      (Investment Company Act File Number)


              Federated U.S. Government Securities Fund: 1-3 Years
         _______________________________________________________________

               (Exact Name of Registrant as Specified in Charter)




                              5800 Corporate Drive
                       Pittsburgh, Pennsylvania 15237-7000


                                 (412) 288-1900
                         (Registrant's Telephone Number)


                           John W. McGonigle, Esquire
                            Federated Investors Tower
                               1001 Liberty Avenue
                       Pittsburgh, Pennsylvania 15222-3779
                     (Name and Address of Agent for Service)
                (Notices should be sent to the Agent for Service)






                        Date of Fiscal Year End: 2/28/05


               Date of Reporting Period: Fiscal year ended 2/28/05









Item 4 (g) in the original  N-CSR filing for the period ended February 28, 2005,
is corrected to read:


(g)  Non-Audit  Fees  billed  to the  registrant,  the  registrant's  investment
adviser, and certain entities controlling, controlled by or under common control
with the investment adviser:
                  Fiscal year ended 2005 - $275,394

                  Fiscal year ended 2004 - $109,542


Item 12.          Exhibits










SIGNATURES

Pursuant to the  requirements  of the  Securities  Exchange  Act of 1934 and the
Investment Company Act of 1940, the registrant has duly caused this report to be
signed on its behalf by the undersigned, thereunto duly authorized.

Registrant        Federated U.S. Government Securities Fund: 1-3 Years

By                /S/ Richard J. Thomas, Principal Financial Officer
                                        (insert name and title)

Date              August 15, 2005


Pursuant to the  requirements  of the  Securities  Exchange  Act of 1934 and the
Investment  Company  Act of  1940,  this  report  has been  signed  below by the
following  persons on behalf of the  registrant and in the capacities and on the
dates indicated.


By                /S/ J. Christopher Donahue, Principal Executive Officer


Date              August 15, 2005


By                /S/ Richard J. Thomas, Principal Financial Officer


Date              August 15, 2005