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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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 aV3HhYaYxCBXSsAMtP4zDA==

<SEC-DOCUMENT>0000950123-10-029173.txt : 20100329
<SEC-HEADER>0000950123-10-029173.hdr.sgml : 20100329
<ACCEPTANCE-DATETIME>20100329085637
ACCESSION NUMBER:		0000950123-10-029173
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100329
FILED AS OF DATE:		20100329
DATE AS OF CHANGE:		20100329

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
		CENTRAL INDEX KEY:			0001046179
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14700
		FILM NUMBER:		10709343

	BUSINESS ADDRESS:	
		STREET 1:		NO. 8, LI-HSIN ROAD 6
		STREET 2:		SCIENCE-BASED INDUSTRIAL PARK
		CITY:			HSINCHU
		STATE:			F5
		ZIP:			00000
		BUSINESS PHONE:		886-3-5636688

	MAIL ADDRESS:	
		STREET 1:		NO. 8, LI-HSIN ROAD 6
		STREET 2:		SCIENCE-BASED INDUSTRIAL PARK
		CITY:			HSINCHU
		STATE:			F5
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>h04110e6vk.htm
<DESCRIPTION>FORM 6-K
<TEXT>
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<TITLE>e6vk</TITLE>
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<DIV style="font-family: 'Times New Roman',Times,serif">


<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 1pt solid black; font-size: 1pt">&nbsp;</DIV>




<DIV align="center" style="font-size: 10pt; margin-top: 12pt">1934 Act Registration No.&nbsp;1-14700</DIV>

<DIV align="center" style="font-size: 14pt; margin-top: 12pt"><B>SECURITIES AND EXCHANGE COMMISSION</B>
</DIV>

<DIV align="center" style="font-size: 12pt"><B>Washington, DC 20549</B>
</DIV>

<DIV align="center" style="font-size: 18pt; margin-top: 12pt"><B>FORM 6-K</B>
</DIV>


<DIV align="center" style="font-size: 12pt; margin-top: 12pt"><B>REPORT OF FOREIGN PRIVATE ISSUER<BR>
PURSUANT TO RULE 13a-16 OR 15d-16 OF<BR>
THE SECURITIES EXCHANGE ACT OF 1934</B>
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>For the month of March&nbsp;2010</B></DIV>

<DIV align="center" style="font-size: 24pt; margin-top: 12pt"><B>Taiwan Semiconductor Manufacturing Company Ltd.</B>
</DIV>

<DIV align="center" style="font-size: 10pt">(Translation of Registrant&#146;s Name Into English)</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>No.&nbsp;8, Li-Hsin Rd. 6,<BR>
Hsinchu Science Park,<BR>
Taiwan</B><BR>
(Address of Principal Executive Offices)</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(Indicate by check mark whether the registrant files or will file annual reports under cover
of Form 20-F or Form 40-F.)
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Form&nbsp;20-F&nbsp;<FONT face="Wingdings">&#254;</FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Form&nbsp;40-F&nbsp;<FONT face="Wingdings">&#111;</FONT>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(Indicate by check mark whether the registrant by furnishing the information contained in this
form is also thereby furnishing the information to the Commission pursuant to Rule&nbsp;12g3-2(b) under
the Securities Exchange Act of 1934.)
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Yes&nbsp;<FONT face="Wingdings">&#111;</FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;No&nbsp;<FONT face="Wingdings">&#254;</FONT>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(If &#147;Yes&#148; is marked, indicated below the file number assigned to the registrant in connection with
Rule&nbsp;12g3-2(b): 82: <U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U>.)
</DIV>

<DIV style="width: 100%; border-bottom: 1pt solid black; margin-top: 10pt; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>





<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">








<DIV align="center" style="font-size: 10pt; margin-top: 18pt">TSMC has no further comment on acquisition rumor regarding Taiwan Mask Corporation
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">According to today&#146;s media report, TSMC is rumored to be planning an acquisition of Taiwan Mask.
Since Taiwan Mask has already denied this matter officially, there is no need for TSMC to further
comment.
</DIV>


<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif">




<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>SIGNATURES</B>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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, thereunto duly authorized.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">Taiwan Semiconductor Manufacturing Company Ltd.<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">Date: March 29, 2010&nbsp;</TD>
    <TD valign="top">By&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">/s/  Lora Ho
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Lora Ho&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Vice President &#038; Chief Financial Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>
</TABLE>


<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>



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