MONEY MARKET OBLIGATIONS TRUST

4000 Ericsson Drive

Warrendale, Pennsylvania 15086-7561

September 30, 2010

EDGAR Operations Branch

U.S. Securities and Exchange Commission

Division of Investment Management

100 F Street, N.E.

Washington, DC  20549

RE:         MONEY MARKET OBLIGATIONS TRUST (the “Trust”)

Automated Cash Management Trust

Federated Capital Reserves Fund

Federated Government Reserves Fund

Federated Municipal Trust

Government Obligations Fund

Government Obligations Tax-Managed Fund

Liberty U.S. Government Money Market Trust

Municipal Obligations Fund

Prime Cash Obligations Fund

Prime Management Obligations Fund

Prime Obligations Fund

Prime Value Obligations Fund

Tax-Free Obligations Fund

Treasury Obligations Fund

1933 Act File No. 33-31602

1940 Act File No. 811-5950                                                                                                   

Dear Sir or Madam:

Pursuant to Rule 497(j) of the Securities Act of 1933, the above-referenced Trust hereby certifies that the definitive forms of Prospectuses and Statements of Additional Information dated September 30, 2010, that would have been filed under Rule 497(c), do not differ from the forms of Prospectuses and Statements of Additional Information contained in the most recent Registration Statement for the Trust.  This Registration Statement was electronically filed 485(b) as Post-Effective amendment No. 112 on September 28, 2010.

If you have any questions regarding this certification, please contact me at (412) 288-7404.

Very truly yours,

/s/ Leslie K. Ross

Leslie K. Ross

Assistant Secretary