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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001193125-09-204256.txt : 20110223
<SEC-HEADER>0001193125-09-204256.hdr.sgml : 20110223
<ACCEPTANCE-DATETIME>20091006145803
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001193125-09-204256
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20091006

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN INSURED DIVIDEND ADVANTAGE MUNICIPAL FUND
		CENTRAL INDEX KEY:			0001090116
		IRS NUMBER:				752998730
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		JOHN NUVEEN & CO INC
		STREET 2:		333 WEST WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3129177794

	MAIL ADDRESS:	
		STREET 1:		JOHN NUVEEN & CO INC
		STREET 2:		333 WEST WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
<HTML><HEAD>
<TITLE>Nuveen Insured Dividend Advantage Municipal Fund</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE">
 <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">Nuveen Investments </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"
ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">333 West Wacker, Suite 3300 </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">Chicago, IL 60606 </FONT></P> <P
STYLE="margin-top:12px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">October 6, 2009 </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2"><B>BY EDGAR </B>
</FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Securities and Exchange Commission </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman"
SIZE="2">100 F Street, N.E. </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT STYLE="font-family:Times New Roman" SIZE="2">Washington, DC 20549 </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT
STYLE="font-family:Times New Roman" SIZE="2">Ladies and Gentlemen: </FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">Nuveen Insured Dividend Advantage Municipal Fund </FONT></P>
<P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman" SIZE="2">811-09475 </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px" ALIGN="center"><FONT STYLE="font-family:Times New Roman"
SIZE="2">333-160630 </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT STYLE="font-family:Times New Roman" SIZE="2">On behalf of the Nuveen Insured Dividend Advantage Municipal Fund (the &#147;Fund&#148;), we hereby make
the following representations: </FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px; text-indent:4%"><FONT STYLE="font-family:Times New Roman" SIZE="2">(i) The Fund is responsible for the adequacy and accuracy of the disclosure in its filings with
the Securities and Exchange Commission (the &#147;Commission&#148;); </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT STYLE="font-family:Times New Roman" SIZE="2">(ii) Should the Commission or the staff, acting pursuant
to delegated authority, declare the filing effective, it does not foreclose the Commission from taking any action with respect to the filing; </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT
STYLE="font-family:Times New Roman" SIZE="2">(iii) The action of the Commission or the staff, acting pursuant to delegated authority, in declaring the filing effective, does not relieve the Fund from full responsibility for the adequacy and accuracy
of the disclosure in the filings; and </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px; text-indent:4%"><FONT STYLE="font-family:Times New Roman" SIZE="2">(iv) The Fund may not assert this action as a defense in any proceeding initiated by
the Commission or any person under the Federal securities laws of the United States. </FONT></P> <P STYLE="font-size:12px;margin-top:0px;margin-bottom:0px">&nbsp;</P><DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0">

<TR>
<TD WIDTH="12%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>
<TR>
<TD VALIGN="top" COLSPAN="3"><FONT STYLE="font-family:Times New Roman" SIZE="2">NUVEEN INSURED DIVIDEND ADVANTAGE MUNICIPAL FUND</FONT></TD></TR>
<TR>
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR>
<TD VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">By:</FONT></TD>
<TD VALIGN="bottom" STYLE="BORDER-BOTTOM:1px solid #000000"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="top" STYLE="BORDER-BOTTOM:1px solid #000000"><FONT STYLE="font-family:Times New Roman" SIZE="2">/s/ Kevin J. McCarthy</FONT></TD></TR>
<TR>
<TD VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Name:</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">Kevin J. McCarthy</FONT></TD></TR>
<TR>
<TD VALIGN="top"><FONT STYLE="font-family:Times New Roman" SIZE="2">Title:</FONT></TD>
<TD VALIGN="bottom"><FONT SIZE="1">&nbsp;</FONT></TD>
<TD VALIGN="bottom"><FONT STYLE="font-family:Times New Roman" SIZE="2">Vice President and Secretary</FONT></TD></TR>
</TABLE></DIV>
</BODY></HTML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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