    <SEC-DOCUMENT>0001683863-20-008919-index.html : 20200506
    <SEC-HEADER>0001683863-20-008919.hdr.sgml : 20200506
    <ACCEPTANCE-DATETIME>20200506112208
    ACCESSION NUMBER:		0001683863-20-008919
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		30
    CONFORMED PERIOD OF REPORT:	20200229
    FILED AS OF DATE:		20200506
    DATE AS OF CHANGE:		20200506
    EFFECTIVENESS DATE:		20200506

    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:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-05597
    		FILM NUMBER:		20851690

    	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>N-CSR
    <SEQUENCE>1
    <FILENAME>f5317d1.htm
    <DESCRIPTION>N-CSR
    <TEXT>
    Document 1 - file: f5317d1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CODE ETH
    <SEQUENCE>2
    <FILENAME>f5317d2.htm
    <DESCRIPTION>EX-99.CODE ETH
    <TEXT>
    Document 2 - file: f5317d2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>3
    <FILENAME>f5317d3.htm
    <DESCRIPTION>EX-99.CERT
    <TEXT>
    Document 3 - file: f5317d3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906 CERT
    <SEQUENCE>4
    <FILENAME>f5317d4.htm
    <DESCRIPTION>EX-99.906 CERT
    <TEXT>
    Document 4 - file: f5317d4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g2t2opk8uywe6g8gh14cn.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g2t2opk8uywe6g8gh14cn.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>oia1x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: oia1x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>oia26x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: oia26x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>oia27x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: oia27x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>oia2x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: oia2x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>oia33x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: oia33x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>oia34x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: oia34x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>oia3x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: oia3x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>oia40x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: oia40x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>oia4x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: oia4x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>oia5x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: oia5x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>oia6x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: oia6x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>oia7x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: oia7x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>g3jmxborilaqal1xmbs95.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g3jmxborilaqal1xmbs95.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>g3z43jaki9ugfce9bgbph.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g3z43jaki9ugfce9bgbph.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>g6u2c90s2zsatqcanylev.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g6u2c90s2zsatqcanylev.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>ga9wh1eiwlrqpphoi6nle.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: ga9wh1eiwlrqpphoi6nle.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>gd93vpfl0h0n2pd8ynell.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: gd93vpfl0h0n2pd8ynell.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>gdg4bk48ugacd6h4jd7su.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: gdg4bk48ugacd6h4jd7su.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>ggw2ayc34xe940emck56d.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: ggw2ayc34xe940emck56d.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>gj1wy46uagm0n2j3mfac7.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: gj1wy46uagm0n2j3mfac7.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>gmgwsgxyd61jk8qmspwy7.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: gmgwsgxyd61jk8qmspwy7.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>gorqdpv9diog89upe4b3l.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: gorqdpv9diog89upe4b3l.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>gperah68m4qijkniwyd8r.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: gperah68m4qijkniwyd8r.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>grd46e1xsyv90983f6j80.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: grd46e1xsyv90983f6j80.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>gwv3f9a9qx4rnamefnun9.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: gwv3f9a9qx4rnamefnun9.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>