<SEC-DOCUMENT>0001193125-20-186522-index.html : 20200702
<SEC-HEADER>0001193125-20-186522.hdr.sgml : 20200702
<ACCEPTANCE-DATETIME>20200702140701
ACCESSION NUMBER:		0001193125-20-186522
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		19
CONFORMED PERIOD OF REPORT:	20200430
FILED AS OF DATE:		20200702
DATE AS OF CHANGE:		20200702
EFFECTIVENESS DATE:		20200702

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST, INC.
		CENTRAL INDEX KEY:			0000894242
		IRS NUMBER:				133690436
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07354
		FILM NUMBER:		201008159

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		888-825-2257

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST INC.
		DATE OF NAME CHANGE:	20121009

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST, INC.
		DATE OF NAME CHANGE:	20120921

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>d870778dncsr.htm
<DESCRIPTION>BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST INC.
<TEXT>
Document 1 - file: d870778dncsr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d870778dex99cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 302
<TEXT>
Document 2 - file: d870778dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906 CERT
<SEQUENCE>3
<FILENAME>d870778dex99906cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 906
<TEXT>
Document 3 - file: d870778dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.PROXYPOL
<SEQUENCE>4
<FILENAME>d870778dex99proxypol.htm
<DESCRIPTION>PROXY VOTING POLICY
<TEXT>
Document 4 - file: d870778dex99proxypol.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.GLOBAL.CORP.GO
<SEQUENCE>5
<FILENAME>d870778dex99globalcorpgo.htm
<DESCRIPTION>GLOBAL CORPORATE GOVERNANCE & ENGAGEMENT PRINCIPLES
<TEXT>
Document 5 - file: d870778dex99globalcorpgo.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.US.CORP.GOV
<SEQUENCE>6
<FILENAME>d870778dex99uscorpgov.htm
<DESCRIPTION>CORPORATE GOVERNANCE AND PROXY VOTING GUIDELINES FOR U.S. SECURITIES
<TEXT>
Document 6 - file: d870778dex99uscorpgov.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g870778dsp15.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g870778dsp15.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g870778dsp15a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g870778dsp15a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g870778dsp16.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g870778dsp16.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g870778dsp18.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g870778dsp18.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g870778g26e09.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g870778g26e09.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>g870778g42l24.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g870778g42l24.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>g870778g54u61.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: g870778g54u61.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>g870778g76v81.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: g870778g76v81.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>g870778g91u77.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: g870778g91u77.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>g870778g93f05.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: g870778g93f05.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>g870778leaf.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: g870778leaf.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>g896437photo_01mips.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: g896437photo_01mips.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>g896437sig_01mips.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: g896437sig_01mips.jpg

</DOCUMENT>
</SEC-DOCUMENT>