SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                   FORM 8-K/A
                                (Amendment No.1)

                                 CURRENT REPORT

                       Pursuant to Section 13 or 15(d) of
                       The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): March 28, 2003 (April 1, 2002)
                          MERRILL LYNCH DEPOSITOR, INC.
                 (ON BEHALF OF PREFERREDPLUS TRUST SERIES CZN-1)
             (Exact name of registrant as specified in its charter)



                                                                                      

            DELAWARE                                  333-64767-09                               13-3891329
 (State or other jurisdiction of                (Commission File Number)                      (I.R.S. Employer
          incorporation)                                                                    Identification No.)



   WORLD FINANCIAL CENTER, NEW                                                                     10080
         YORK, NEW YORK                                                                          (Zip Code)
 (Address of principal executive
            offices)





       Registrant's telephone number, including area code: (212) 449-1000
                      INFORMATION TO BE INCLUDED IN REPORT

EXPLANATORY PARAGRAPH

This current Report on Form 8-K/A amends and supercedes Exhibit 99.1 to the
current report on Form 8-K dated April 1, 2002 and Exhibit 99.1 to the current
report on Form 8-K dated October 1, 2002 and corrects certain clerical errors
present in those exhibits.

ITEM 1.                    CHANGES IN CONTROL OF REGISTRANT

                           Not Applicable

ITEM 2.                    ACQUISITION OF DISPOSITION OF ASSETS

                           Not Applicable

ITEM 3.                    BANKRUPTCY OR RECEIVERSHIP

                           Not Applicable

ITEM 4.                    CHANGES IN REGISTRANT'S CERTIFYING ACCOUNTANT

                           Not Applicable

ITEM 5.                    OTHER EVENTS

                           99.1    Distribution to holders of the Preferred Plus
                                   Trust Series CZN-1 on April 1, 2002.

                           99.2    Distribution to holders of the Preferred Plus
                                   Trust Series CZN-1 on October 1, 2002.



ITEM 6.                    RESIGNATION OF REGISTRANT'S DIRECTORS

                           Not Applicable

ITEM 7.                    FINANCIAL STATEMENTS AND EXHIBITS

                           (a)      Financial statements of business acquired.

                                    Not applicable

                           (b)      Pro forma financial information.

                                    Not Applicable

                           (c)      Exhibits.

                              99.1  Trustee's report in respect of the April 1,
                                    2002 distribution to holders of the
                                    Preferred Plus Trust Series CZN-1

                              99.2  Trustee's report in respect of the October
                                    1, 2002 distribution to holders of the
                                    Preferred Plus Trust Series CZN-1

ITEM 8.                    CHANGE IN FISCAL YEAR

                           Not Applicable

ITEM 9.                    SALES OF EQUITY SECURITIES PURSUANT TO REGULATION S

                           Not Applicable


                                   SIGNATURES

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

Date:  03/28/03
                                       MERRILL LYNCH DEPOSITOR, INC.
                                       By:  /s/ Barry N. Finkelstein
                                            Name:  Barry N. Finkelstein
                                            Title: President

                                  EXHIBIT INDEX

                           99.1    Trustee's report in respect of the April 1,
                                   2002 distribution to holders of the Preferred
                                   Plus Trust Series CZN-1.

                           99.2    Trustee's report in respect of the October 1,
                                   2002 distribution to holders of the Preferred
                                   Plus Trust Series CZN-1.