<SEC-DOCUMENT>0000844779-17-000197-index.html : 20170627
<SEC-HEADER>0000844779-17-000197.hdr.sgml : 20170627
<ACCEPTANCE-DATETIME>20170627103406
ACCESSION NUMBER:		0000844779-17-000197
CONFORMED SUBMISSION TYPE:	NSAR-B
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20170430
FILED AS OF DATE:		20170627
DATE AS OF CHANGE:		20170627
EFFECTIVENESS DATE:		20170627

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:		NSAR-B
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07354
		FILM NUMBER:		17931407

	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:	20120921

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK INVESTMENT QUALITY MUNICIPAL TRUST INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-B
<SEQUENCE>1
<FILENAME>answer.fil
<TEXT>
Document 1 - file: answer.fil

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77B ACCT LTTR
<SEQUENCE>2
<FILENAME>77bMUNI5.txt
<TEXT>
Document 2 - file: 77bMUNI5.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>3
<FILENAME>77o11.txt
<TEXT>
Document 3 - file: 77o11.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>4
<FILENAME>77o23.txt
<TEXT>
Document 4 - file: 77o23.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>5
<FILENAME>77o24.txt
<TEXT>
Document 5 - file: 77o24.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77Q1 OTHR EXHB
<SEQUENCE>6
<FILENAME>BKN77q1.txt
<TEXT>
Document 6 - file: BKN77q1.txt

</DOCUMENT>
</SEC-DOCUMENT>