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

                                  SCHEDULE 13D
                                 (Rule 13d-101)
                                (Amendment No. 5)

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
            TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
                                  RULE 13d-2(a)

                              The Taiwan Fund, Inc
                              --------------------
                                (Name of Issuer)

                     Common Stock, par value $.01 per share
                     --------------------------------------
                         (Title of Class of Securities)

                                    874036106
                                    ---------
                                 (CUSIP Number)

                                 Barry M. Olliff
            c/o City of London Investment Management Company Limited
                     10 Eastcheap, London EC3M ILX, England
                                +44 207 711 0771
                                ----------------
           (Name, Address and Telephone Number of Person Authorized to
                      Receive Notices and Communications)

                                 April 30, 2006
                                 --------------
             (Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), (f) or (g), check the following box / /.

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 or otherwise subject to the liabilities of that section of the Act but
shall be subject to all other provisions of the Act.

                               (Page 1 of 5 Pages)

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CUSIP NO. 874036106                    13D                           PAGE 2 of 5
===================                                                  ===========

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

             City of London Investment Group PLC, a company incorporated under
             the laws of England and Wales.
------------ -------------------------------------------------------------------
     2       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) [_]
                                                                         (B) [_]

------------ -------------------------------------------------------------------
     3       SEC USE ONLY


------------ -------------------------------------------------------------------
     4       SOURCE OF FUNDS*

             OO
------------ -------------------------------------------------------------------
     5       CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
             TO ITEM 2(d) OR 2(e)
                                                                             [_]
------------ -------------------------------------------------------------------
     6       CITIZENSHIP OR PLACE OF ORGANIZATION

             England and Wales
--------------------------------------------------------------------------------
  NUMBER OF              7      SOLE VOTING POWER

   SHARES                       1,564,237
                   ------------ ------------------------------------------------
BENEFICIALLY             8      SHARED VOTING POWER

  OWNED BY                      0
                   ------------ ------------------------------------------------
    EACH                 9      SOLE DISPOSITIVE POWER

  REPORTING                     1,564,237
                   ------------ ------------------------------------------------
   PERSON               10      SHARED DISPOSITIVE POWER

    WITH                        0
------------ -------------------------------------------------------------------
    11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

             1,564,237
------------ -------------------------------------------------------------------
    12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN
             SHARES
                                                                             [_]
------------ -------------------------------------------------------------------
    13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

             9.54%
------------ -------------------------------------------------------------------
    14       TYPE OF REPORTING PERSON*

             HC
================================================================================

                               (Page 2 of 5 Pages)

===================                                                  ===========
CUSIP NO. 874036106                    13D                           PAGE 3 of 5
===================                                                  ===========

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

             City of London Investment Management Company Limited, a company
             incorporated under the laws of England and Wales.
------------ -------------------------------------------------------------------
     2       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP            (A) [_]
                                                                         (B) [_]

------------ -------------------------------------------------------------------
     3       SEC USE ONLY


------------ -------------------------------------------------------------------
     4       SOURCE OF FUNDS*

             WC
------------ -------------------------------------------------------------------
     5       CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
             TO ITEM 2(d) OR 2(e)
                                                                             [_]
------------ -------------------------------------------------------------------
     6       CITIZENSHIP OR PLACE OF ORGANIZATION

             England and Wales
--------------------------------------------------------------------------------
  NUMBER OF              7      SOLE VOTING POWER

   SHARES                       1,564,237
                   ------------ ------------------------------------------------
BENEFICIALLY             8      SHARED VOTING POWER

  OWNED BY                      0
                   ------------ ------------------------------------------------
    EACH                 9      SOLE DISPOSITIVE POWER

  REPORTING                     1,564,237
                   ------------ ------------------------------------------------
   PERSON               10      SHARED DISPOSITIVE POWER

    WITH                        0
------------ -------------------------------------------------------------------
    11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

             1,564,237
------------ -------------------------------------------------------------------
    12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN
             SHARES
                                                                             [_]
------------ -------------------------------------------------------------------
    13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

             9.54%
------------ -------------------------------------------------------------------
    14       TYPE OF REPORTING PERSON*

             IA
================================================================================

                               (Page 3 of 5 Pages)

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CUSIP NO. 874036106                    13D                           PAGE 4 of 5
===================                                                  ===========

               This Amendment No. 5 to Schedule 13D (this "Amendment No. 5")
               should be read in conjunction with the Schedule 13D filed with
               the Securities and Exchange Commission (the "SEC") on August 14,
               2003 (the "Original Schedule 13D") by City of London Investment
               Group PLC and City of London Investment Management Company
               Limited relating to the shares of common stock, par value $.01
               per share (the "Shares"), of The Taiwan Fund, Inc., (the "Fund"),
               with Amendment No. 1 to Schedule 13D filed with the SEC on March
               31, 2004 ("Amendment No. 1"), with Amendment No. 2 to Schedule
               13D filed with the SEC on June 30, 2004 ("Amendment No. 2"), with
               Amendment No. 3 to Schedule 13D filed with the SEC on August 17,
               2005 ("Amendment No. 3"), and with Amendment No. 4 to Schedule
               13D filed with the SEC on February 3, 2006 ("Amendment No. 4").
               This Amendment No. 5 amends and restates Item 5 of the Original
               Schedule 13D in its entirety. All other information in the
               Original Schedule 13D remains in effect. All capitalized terms
               used herein and not otherwise defined shall have the meanings
               ascribed thereto in the Original Schedule 13D.

ITEM 5.        INTERESTS IN SECURITIES OF THE ISSUER.
               (a) and (b). As of April 30, 2006, EWF, GEM, IEM, GFM I, FREE and
               the Accounts owned directly 126,756, 14,078, 452,967, 16,300,
               161,400, and 792,736 Shares, respectively, representing
               approximately 0.77%, 0.09%, 2.76%, 0.10%, 0.98%, and 4.83%,
               respectively, of the 16.4 million Shares outstanding.

               As of April 30, 2006, CLIG, through its control of CLIM, had sole
               voting and dispositive power with respect to all 1,564,237 Shares
               owned directly by the City of London Funds and the Accounts,
               representing approximately 9.54% of the 16.4 million Shares
               outstanding.

               As of April 30, 2006, CLIM, in its capacity as investment adviser
               to the City of London Funds, had sole voting and dispositive
               power with respect to all 1,564,237 Shares owned directly by the
               City of London Funds and the Accounts, representing approximately
               9.54% of the 16.4 million Shares outstanding.

               (c). Except as described below, no transactions in the Shares
               were effected by the Reporting Persons, or, to their knowledge,
               any of the persons identified in Item 2, in the last 60 days.

               -------------  ----------  -----------  -----------  -----------
                                          TRANSACTION   NUMBER OF
               NAME OF FUND   TRADE DATE      TYPE        SHARES    TRADE PRICE
               -------------  ----------  -----------  -----------  -----------
               GEM             3/1/2006       SELL      60,500.00     16.2378
               -------------  ----------  -----------  -----------  -----------
               GEM             3/3/2006       SELL      15,900.00     16.1000
               -------------  ----------  -----------  -----------  -----------
               GEM             4/5/2006       SELL      20,000.00     17.1900
               -------------  ----------  -----------  -----------  -----------
               GEM             4/6/2006       SELL       4,500.00     17.2504
               -------------  ----------  -----------  -----------  -----------
               GEM            4/11/2006       SELL       4,200.00     17.2300
               -------------  ----------  -----------  -----------  -----------
               ACCOUNTS       4/13/2006       SELL      18,500.00     17.7800
               -------------  ----------  -----------  -----------  -----------
               GEM            4/17/2006       SELL      23,867.00     18.1294
               -------------  ----------  -----------  -----------  -----------
               IEM            4/17/2006       SELL      39,033.00     18.1294
               -------------  ----------  -----------  -----------  -----------
               FREE           4/18/2006       SELL      50,000.00     18.1397
               -------------  ----------  -----------  -----------  -----------

                               (Page 4 of 5 Pages)

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CUSIP NO. 874036106                    13D                           PAGE 5 of 5
===================                                                  ===========

                                    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:  May 8, 2006

                                         CITY OF LONDON INVESTMENT GROUP PLC


                                         /s/ Barry M. Olliff
                                         Name: Barry M. Olliff
                                         Title: Director


                                         CITY OF LONDON INVESTMENT MANAGEMENT
                                         COMPANY LIMITED


                                         /s/ Barry M. Olliff
                                         Name: Barry M. Olliff
                                         Title: Director














                               (Page 5 of 5 Pages)