<SEC-DOCUMENT>0001193125-17-146440-index.html : 20170428
<SEC-HEADER>0001193125-17-146440.hdr.sgml : 20170428
<ACCEPTANCE-DATETIME>20170428115902
ACCESSION NUMBER:		0001193125-17-146440
CONFORMED SUBMISSION TYPE:	NSAR-B
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20170228
FILED AS OF DATE:		20170428
DATE AS OF CHANGE:		20170428
EFFECTIVENESS DATE:		20170428

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Invesco Municipal Income Opportunities Trust
		CENTRAL INDEX KEY:			0000835333
		IRS NUMBER:				133473972
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0530

	FILING VALUES:
		FORM TYPE:		NSAR-B
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05597
		FILM NUMBER:		17793068

	BUSINESS ADDRESS:	
		STREET 1:		1555 PEACHTREE STREET, N.E.
		STREET 2:		SUITE 1800
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309
		BUSINESS PHONE:		404-439-3217

	MAIL ADDRESS:	
		STREET 1:		1555 PEACHTREE STREET, N.E.
		STREET 2:		SUITE 1800
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY MUNICIPAL INCOME OPPORTUNITIES TRUST
		DATE OF NAME CHANGE:	20011220

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MSDW MUNICIPAL INCOME OPPORTUNITIES TRUST
		DATE OF NAME CHANGE:	19981221

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MUNICIPAL INCOME OPPORTUNITIES TRUST/MA
		DATE OF NAME CHANGE:	19930721
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-B
<SEQUENCE>1
<FILENAME>d370476dnsarb.fil
<DESCRIPTION>NSAR-B - OIA
<TEXT>
Document 1 - file: d370476dnsarb.fil

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77B
<SEQUENCE>2
<FILENAME>d370476dex9977b.txt
<DESCRIPTION>EX-99.77B
<TEXT>
Document 2 - file: d370476dex9977b.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77Q1E
<SEQUENCE>3
<FILENAME>d370476dex9977q1e.txt
<DESCRIPTION>EX-99.77Q1E
<TEXT>
Document 3 - file: d370476dex9977q1e.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77Q2
<SEQUENCE>4
<FILENAME>d370476dex9977q2.txt
<DESCRIPTION>EX-99.77Q2
<TEXT>
Document 4 - file: d370476dex9977q2.txt

</DOCUMENT>
</SEC-DOCUMENT>