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

                                 --------------

                                    FORM 8-K

                                 CURRENT REPORT

                     PURSUANT TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934
                                 ---------------

         Date of Report (Date of earliest event reported) : May 15, 2006

                              GOVERNMENT TRUST 1-D
             (Exact name of registrant as specified in its charter)


       Illinois                      33-23681                  36-6889513
- -------------------------          -----------             -------------------
(State or Other Jurisdiction       (Commission               (IRS Employer
   of Incorporation )              File Number)            Identification No.)


 JP Morgan Trust Company, N.A. (formerly Bank One Trust Company, N.A.), Trustee
            227 West Monroe St., Suite 2600, Chicago, Illinois 60606
- -------------------------------------------------------------------------------
               (Address of Principal Executive Offices) (Zip Code)

       Registrant's telephone number, including area code: (312) 267-5071


Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions:

    [ ] Written communications pursuant to Rule 425 under the Securities Act (17
        CFR 230.425)

    [ ] Soliciting  material  pursuant to Rule 14a-12(b)  under the Exchange Act
        (17 CFR 240.14a-12(b))

    [ ] Pre-commencement  communications  pursuant  to Rule  14d-2(b)  under the
        Exchange Act (17 CFR 240.14d-2(b))

    [ ] Pre-commencement  communications  pursuant  to Rule  13e-4(c)  under the
        Exchange Act (17 CFR 240.13e-4(c))



Item 8.01   Other Events.

        Attached  hereto as Exhibit 99.1 are copies of the reports to holders of
        Government Trust Certificates Class 1-D, dated May 15, 2006.




SIGNATURE

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.


                          GOVERNMENT TRUST CERTIFICATES

                          By: JPMorgan Trust Company, N.A.
                              (formerly Bank One Trust Company, N.A.)
                              Not in its individual capacity but solely as
                              Trustee on behalf of the Trust 1-D.

                          By: /s/ Vanessa F. Williams
                              ------------------------------------
                              Vanessa F. Williams
                              Trust Officer

                        Date: May 17, 2006


<page>

Exhibit 99.1
REPORTS TO HOLDERS OF GOVERNMENT TRUST

                                               JPMorgan Trust Company, N.A.
                                               Institutional Trust Services
                                               227 West Monroe Street
                                               Suite 2600
                                               Chicago, IL  60606
                                               1-800-524-9472


                                               May 15, 2006

To The Holders of
Government Trust Certificates
Zero Coupon Class 1-D


In accordance with Section 4.1 of the Declaration of Trust ("Trust"),  JP Morgan
Trust Company formerly (Bank One Trust Company, N.A.), as Trustee and not in its
individual   capacity   ("Trustee"),   hereby   provides   the  holders  of  the
above-mentioned  certificates  this  Semi-annual  Report relating to the May 15,
2006 Certificate Payment Date.

Any capitalized terms used herein shall have the meaning assigned to them in the
Trust.

1.       The aggregate dollar amount distributed to holders of Class 1-D
         Certificates:  $72,455,168.56

2.       The  Principal Balance of the Class 1-D Note after the May 3, 2006 Note
         Payment Date:  $756,892,000.00

3.       The Deficient amount of the Note Payment:  $-0-

Neither a delinquency  in payment under any of the Notes nor an Event of Default
has occurred and is continuing.

I, Vanessa F. Williams,  a Responsible Officer of the Trustee, to the best of my
knowledge  and belief,  certify  that this  Semi-annual  Report is complete  and
accurate.




                          /s/ Vanessa Williams
                          ---------------------------------
                          Vanessa Williams
                          Trust Officer

                          For JP Morgan Trust  Company,  NA  (formerly  Bank
                          One  Trust  Company),  as  Trustee  and not in its
                          individual capacity.