<SEC-DOCUMENT>0000914851-17-000454-index.html : 20171229
<SEC-HEADER>0000914851-17-000454.hdr.sgml : 20171229
<ACCEPTANCE-DATETIME>20171229085929
ACCESSION NUMBER:		0000914851-17-000454
CONFORMED SUBMISSION TYPE:	NSAR-B
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20171031
FILED AS OF DATE:		20171229
DATE AS OF CHANGE:		20171229
EFFECTIVENESS DATE:		20171229

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC.
		CENTRAL INDEX KEY:			0000830487
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		NSAR-B
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05497
		FILM NUMBER:		171279877

	BUSINESS ADDRESS:	
		STREET 1:		620 EIGHTH AVENUE
		STREET 2:		49TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		888-777-0102

	MAIL ADDRESS:	
		STREET 1:		620 EIGHTH AVENUE
		STREET 2:		49TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MUNICIPAL HIGH INCOME FUND INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SPECIAL OPPORTUNITIES MUNICIPAL FUND INC
		DATE OF NAME CHANGE:	19881025
</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>77B.txt
<TEXT>
Document 2 - file: 77B.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77K CHNG ACCNT
<SEQUENCE>3
<FILENAME>77K.txt
<TEXT>
Document 3 - file: 77K.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77K CHNG ACCNT
<SEQUENCE>4
<FILENAME>77K1.txt
<TEXT>
Document 4 - file: 77K1.txt

</DOCUMENT>
</SEC-DOCUMENT>