<SEC-DOCUMENT>0001193125-20-275580-index.html : 20210114
<SEC-HEADER>0001193125-20-275580.hdr.sgml : 20210114

<ACCEPTANCE-DATETIME>20201023170703

<PRIVATE-TO-PUBLIC>

ACCESSION NUMBER:		0001193125-20-275580

CONFORMED SUBMISSION TYPE:	PRE 14A

PUBLIC DOCUMENT COUNT:		3

CONFORMED PERIOD OF REPORT:	20201215

FILED AS OF DATE:		20201023

DATE AS OF CHANGE:		20201030


FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			BLACKROCK MUNICIPAL INCOME INVESTMENT QUALITY TRUST

		CENTRAL INDEX KEY:			0001181026

		IRS NUMBER:				816105967

		STATE OF INCORPORATION:			DE

		FISCAL YEAR END:			0831



	FILING VALUES:

		FORM TYPE:		PRE 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-21180

		FILM NUMBER:		201258406



	BUSINESS ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809

		BUSINESS PHONE:		888-441-7762



	MAIL ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK INSURED MUNICIPAL INCOME INVESTMENT TRUST

		DATE OF NAME CHANGE:	20080926



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK FLORIDA INSURED MUNICIPAL INCOME TRUST

		DATE OF NAME CHANGE:	20020904



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK FLORIDA MUNICIPAL INCOME TRUST III

		DATE OF NAME CHANGE:	20020816




FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			BLACKROCK MUNIHOLDINGS FUND, INC.

		CENTRAL INDEX KEY:			0001034665

		IRS NUMBER:				223508039

		FISCAL YEAR END:			1231



	FILING VALUES:

		FORM TYPE:		PRE 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-08081

		FILM NUMBER:		201258405



	BUSINESS ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809

		BUSINESS PHONE:		800-441-7762



	MAIL ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK MUNIHOLDINGS FUND INC

		DATE OF NAME CHANGE:	20061026



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	MUNIHOLDINGS FUND INC

		DATE OF NAME CHANGE:	19970226




FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			BLACKROCK MUNIHOLDINGS FUND II, INC.

		CENTRAL INDEX KEY:			0001038190

		IRS NUMBER:				223559055

		FISCAL YEAR END:			1231



	FILING VALUES:

		FORM TYPE:		PRE 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-08215

		FILM NUMBER:		201258403



	BUSINESS ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809

		BUSINESS PHONE:		800-441-7762



	MAIL ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK MUNIHOLDINGS FUND II , INC

		DATE OF NAME CHANGE:	20061026



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	MUNIHOLDINGS FUND II INC /NJ/

		DATE OF NAME CHANGE:	19981110



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	MUNIHOLDINGS INSURED FUND INC

		DATE OF NAME CHANGE:	19970519




FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			BLACKROCK MUNIHOLDINGS QUALITY FUND, INC.

		CENTRAL INDEX KEY:			0001058234

		IRS NUMBER:				223544348

		STATE OF INCORPORATION:			MD

		FISCAL YEAR END:			1231



	FILING VALUES:

		FORM TYPE:		PRE 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-08707

		FILM NUMBER:		201258404



	BUSINESS ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809

		BUSINESS PHONE:		800-441-7762



	MAIL ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK MUNIHOLDINGS INSURED FUND, INC.

		DATE OF NAME CHANGE:	20070611



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	MUNIHOLDINGS INSURED FUND INC/NJ

		DATE OF NAME CHANGE:	19980319




FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			BLACKROCK MUNICIPAL BOND TRUST

		CENTRAL INDEX KEY:			0001167467

		IRS NUMBER:				383645602

		STATE OF INCORPORATION:			DE

		FISCAL YEAR END:			0831



	FILING VALUES:

		FORM TYPE:		PRE 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-21036

		FILM NUMBER:		201258402



	BUSINESS ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809

		BUSINESS PHONE:		888-441-7762



	MAIL ADDRESS:	

		STREET 1:		100 BELLEVUE PARKWAY

		CITY:			WILMINGTON

		STATE:			DE

		ZIP:			19809



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	BLACKROCK TAX FREE INCOME TRUST

		DATE OF NAME CHANGE:	20020213



</SEC-HEADER>

<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>d34712dpre14a.htm
<DESCRIPTION>BLACKROCK PROXY - 5 FUNDS [BAF,BBK,MUH,MUS,MHD]
<TEXT>
Document 1 - file: d34712dpre14a.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>g34712g1024011803180.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: g34712g1024011803180.jpg
</DOCUMENT> <DOCUMENT> <TYPE>COVER <SEQUENCE>4 <FILENAME>filename4.htm <TEXT> Document 4 - file: filename4.htm
</DOCUMENT> </SEC-DOCUMENT>