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) =================== =========== 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) =================== =========== 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) =================== =========== 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)