Deutsche Bank AG
Taunusanlage 12, D-60325
Frankfurt am Main
Federal Republic of Germany



Jeffrey A. Ruiz
Vice President
Telephone: (212) 250-3667


                                                                July 31, 2006


Securities and Exchange Commission
SEC Document Control
450 Fifth Street, N.W.
Washington, DC 20549
Attn:  Filing Desk


Dear Sir or Madame:

         Re:  Filing of Schedule 13G - Corporate Office Properties Trust


Pursuant to Rule 13d-1 of the Securities Exchange Act of 1934, attached is one
copy of Schedule 13G with respect to the common stock of the above referenced
corporation.

Please acknowledge your receipt of the Schedule 13G by return e-mail
confirmation.

                                                               Sincerely,



                                                               Jeffrey A. Ruiz








Enclosures





                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G

                                (Amendment No. 2)*

                    Under the Securities Exchange Act of 1934


                        Corporate Office Properties Trust
                     ---------------------------------------
                                 NAME OF ISSUER:


                        Common Stock (Par Value $ 0.001)
                     ---------------------------------------
                          TITLE OF CLASS OF SECURITIES


                                    22002T108
                      -------------------------------------
                                  CUSIP NUMBER


                                  June 30, 2006
                     ---------------------------------------
             (Date of Event Which Requires Filing of this Statement)


     Check the appropriate box to designate the rule pursuant to which this
                               Schedule is filed:

                                [x] Rule 13d-1(b)

                                [ ] Rule 13d-1(c)

                                [ ] Rule 13d-1(d)


*Please note, incorrect attachment was previously filed.



1.  NAME OF REPORTING PERSONS
    S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS

    Deutsche Bank AG*

2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (A) [ ]
    (B) [ ]

3.  SEC USE ONLY

4.  CITIZENSHIP OR PLACE OF ORGANIZATION

    Federal Republic of Germany

NUMBER OF         5.       SOLE VOTING POWER
SHARES                     800,200
BENEFICIALLY      6.       SHARED VOTING POWER
OWNED BY                   0
EACH              7.       SOLE DISPOSITIVE POWER
REPORTING                  834,100
PERSON WITH       8.       SHARED DISPOSITIVE POWER
                           0

9.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    834,100

10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES

    [ ]

11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

    1.97%

12. TYPE OF REPORTING PERSON

    HC, CO, BK

    * In accordance with Securities Exchange Act Release No. 39538 (January 12,
    1998), this filing reflects the securities beneficially owned by the
    Corporate and Investment Banking business group and the Corporate
    Investments business group (collectively, "CIB") of Deutsche Bank AG and
    its subsidiaries and affiliates (collectively, "DBAG"). This filing does
    not reflect securities, if any, beneficially owned by any other business
    group of DBAG. Consistent with Rule 13d-4 under the Securities Exchange Act
    of 1934 ("Act"), this filing shall not be construed as an admission that
    CIB is, for purposes of Section 13(d) under the Act, the beneficial owner
    of any securities covered by the filing. Furthermore, CIB disclaims
    beneficial ownership of the securities beneficially owned by (i) any client
    accounts with respect to which CIB or its employees have voting or
    investment discretion, or both, and (ii) certain investment entities, of
    which CIB is the general partner, managing general partner, or other
    manager, to the extent interests in such entities are held by persons other
    than CIB.




Item 1(a).        Name of Issuer:

                  Corporate Office Properties Trust (the "Issuer")

Item 1(b).        Address of Issuer's Principal Executive Offices:

                  8815 Centre Park Drive Suite 400
                  Columbia, MD 21045

Item 2(a).        Name of Person Filing:

                  This statement is filed on behalf of Deutsche Bank AG
                  ("Reporting Person").

Item 2(b).        Address of Principal Business Office or, if none, Residence:

                  Taunusanlage 12
                  D-60325 Frankfurt am Main
                  Federal Republic of Germany

Item 2(c).        Citizenship:

                  The citizenship of the Reporting Person is set forth on the
                  cover page.

Item 2(d).        Title of Class of Securities:

                  The title of the securities is common stock, $0.001 par value
                  ("Common Stock").

Item 2(e).        CUSIP Number:

                  The CUSIP number of the Common Stock is set forth on the cover
                  page.

Item 3.           If this statement is filed pursuant to Rules 13d-1(b), or
                  13d-2(b) or (c), check whether the person filing is a:

                  (a) [ ] Broker or dealer registered under section 15 of the
                          Act;

                  (b) [ ] Bank as defined in section 3(a)(6) of the Act;

                  (c) [ ] Insurance Company as defined in section 3(a)(19)
                          of the Act;

                  (d) [ ] Investment Company registered under section 8
                          of the Investment Company Act of 1940;

                  (e) [ ] An investment adviser in accordance with Rule
                          13d- 1(b)(1)(ii)(E);

                  (f) [ ] An employee benefit plan, or endowment fund in
                          accordance with Rule 13d-1 (b)(1)(ii)(F);

                  (g) [ ] Parent holding company or control person in
                          accordance with Rule 13d-1 (b)(1)(ii)(G);

                  (h) [ ] A savings association as defined in section 3(b) of
                          the Federal Deposit Insurance Act;

                  (i) [ ] A church plan that is excluded from the definition of
                          an investment company under section 3(c)(14) of the
                          Investment Company Act of 1940;

                  (j) [ ] Group, in accordance with Rule 13d-1 (b)(1)(ii)(J).

Item 4.           Ownership.

                  (a) Amount beneficially owned:

                      The Reporting Person owns the amount of the Common Stock
                      as set forth on the cover page.

                  (b) Percent of class:

                      The Reporting Person owns the percentage of the Common
                      Stock as set forth on the cover page.

                  (c) Number of shares as to which such person has:

                      (i)   sole power to vote or to direct the vote:

                            The Reporting Person has the sole power to vote or
                            direct the vote of the Common Stock as set forth on
                            the cover page.

                      (ii)  shared power to vote or to direct the vote:

                            The Reporting Person has the shared power to vote or
                            direct the vote of the Common Stock as set forth on
                            the cover page.

                      (iii) sole power to dispose or to direct the disposition
                            of:

                            The Reporting Person has the sole power to dispose
                            or direct the disposition of the Common Stock as set
                            forth on the cover page.

                      (iv)  shared power to dispose or to direct the disposition
                            of:

                            The Reporting Person has the shared power to dispose
                            or direct the disposition of the Common Stock as set
                            forth on the cover page.

Item 5.           Ownership of Five Percent or Less of a Class.

                  If this statement is being filed to report the fact that as of
                  the date hereof the reporting person has ceased to be the
                  beneficial owner of more than five percent of the class of
                  securities, check the following [X].

Item 6.           Ownership of More than Five Percent on Behalf of Another
                  Person.

                  Not applicable.

Item 7.           Identification and Classification of the Subsidiary Which
                  Acquired the Security Being Reported on by the Parent Holding
                  Company.

                  Subsidiary                         Item 3 Classification

                  Not applicable.

Item 8.           Identification and Classification of Members of the Group.

                  Not applicable.

Item 9.           Notice of Dissolution of Group.

                  Not applicable.

Item 10.          Certification.

                  By signing below I certify that, to the best of my knowledge
                  and belief, the securities referred to above were acquired and
                  are held in the ordinary course of business and were not
                  acquired and are not held for the purpose of or with the
                  effect of changing or influencing the control of the issuer of
                  the securities and were not acquired and are not held in
                  connection with or as a participant in any transaction having
                  that purpose or effect.





                                    SIGNATURE

     After  reasonable  inquiry and to the best of my  knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.


Dated:  July 31, 2006






                                             Deutsche Bank AG

                                             By:  /s/ Jeffrey A. Ruiz
                                             Name:    Jeffrey A. Ruiz
                                             Title:   Vice President

                                             By:  /s/ Pasquale Antolino
                                             Name:    Pasquale Antolino
                                             Title:   Assistant Vice President