<DOCUMENT>
<TYPE>EX-99.77Q3 CERT
<SEQUENCE>6
<FILENAME>certificationmiot.txt
<TEXT>
MORGAN STANLEY MUNICIPAL INCOME
OPPORTUNITIES TRUST

Exhibit 77Q3:  Certification

(a)(i) The Principal Executive Officer and Principal Financial
Officer of Morgan Stanley Municipal Income Opportunities Trust
(the "Fund") have evaluated the disclosure controls and procedures
(as defined in Rule 30a-2(c)) of the Fund within 90 days of the
filing date of this Form N-SAR (the "Effective Date") and they
believe that the disclosure controls and procedures are effective.

(a)(ii)  There have been no significant changes in Morgan Stanley
Municipal Income Opportunities Trust's internal controls or in
other factors that could significantly affect these controls
subsequent to the date of their evaluation, including any corrective
actions with regard to significant deficiencies and material
weaknesses.

(a)(iii) CERTIFICATIONS

I, Mitchell M. Merin, certify that:

1.	I have reviewed this report on Form N-SAR of Morgan Stanley
Municipal Income Opportunities Trust;

2.	Based on my knowledge, this report does not contain any
untrue statement of a material fact or omit to state a material
fact necessary to make the statements made, in light of the
circumstances under which such statements were made, not
misleading with respect to the period covered by this report;

3.	Based on my knowledge, the financial information included in
this report, and the financial statements on which the financial
information is based, fairly present in all material respects the
financial condition, results of operations, changes in net assets,
and cash flows (if the financial statements are required to
include a statement of cash flows) of the registrant as of, and
for, the periods presented in this report;

4.	The registrants' other certifying officers and I are responsible
for establishing and maintaining disclosure controls and
procedures (as defined in the 30a-2(c) under the Investment
Company Act) for the registrant and have:

a)	designed such disclosure controls and procedures to ensure that
material information relating to the registrant, including its
consolidated subsidiaries, is made known to us by others within
those entities, particularly during the period in which this
report is being prepared;

b)	evaluated the effectiveness of the registrant's disclosure
controls and procedures as of a date within 90 days prior to the
filing date of this report (the "Evaluation Date"); and

c)	presented in this report our conclusions about the effectiveness
of the disclosure controls and procedures based on our
evaluation as of the Evaluation Date;

5.	The registrants' other certifying officers and I have disclosed,
based on our most recent evaluation, to the registrant's auditors
and the audit committee of the registrant's board of directors
(or persons performing he equivalent functions):

a)	all significant deficiencies in the design or operation of internal
controls which could adversely affect the registrant's ability to
record, process, summarize, and report financial data and have
identified for the registrant's auditors any material weaknesses
in internal controls; and

b)	 any fraud, whether or not material, that involves management
or other employees who have a significant role in the
registrant's internal controls; and

6. The registrant's other certifying officers and I have indicated in
this report whether or not there were significant changes in
internal controls or in other factors that could significantly
affect internal controls subsequent to the date of our most
recent evaluation, including any corrective actions with regard
to significant deficiencies and material weaknesses.

Date:  January 28, 2003


                        /S/_	MITCHELL M. MERIN______
			Mitchell M. Merin
			President and Chief Executive Officer




(a)(i) The Principal Executive Officer and Principal Financial
Officer of Morgan Stanley Municipal Income Opportunities Trust
(the "Fund") have evaluated the disclosure controls and procedures
(as defined in Rule 30a-2(c)) of the Fund within 90 days of the
filing date of this Form N-SAR (the "Effective Date") and they
believe that the disclosure controls and procedures are effective.

(a)(ii)  There have been no significant changes in Morgan Stanley
Municipal Income Opportunities Trust's internal controls or in
other factors that could significantly affect these controls
subsequent to the date of their evaluation, including any corrective
actions with regard to significant deficiencies and material
weaknesses.

(a)(iii) CERTIFICATIONS

I, Francis Smith, certify that:

6.	I have reviewed this report on Form N-SAR of Morgan Stanley
Municipal Income Opportunities Trust;

7.	Based on my knowledge, this report does not contain any
untrue statement of a material fact or omit to state a material
fact necessary to make the statements made, in light of the
circumstances under which such statements were made, not
misleading with respect to the period covered by this report;

8.	Based on my knowledge, the financial information included in
this report, and the financial statements on which the financial
information is based, fairly present in all material respects the
financial condition, results of operations, changes in net assets,
and cash flows (if the financial statements are required to
include a statement of cash flows) of the registrant as of, and
for, the periods presented in this report;

9.	The registrants' other certifying officers and I are responsible
for establishing and maintaining disclosure controls and
procedures (as defined in the 30a-2(c) under the Investment
Company Act) for the registrant and have:

d)	designed such disclosure controls and procedures to ensure that
material information relating to the registrant, including its
consolidated subsidiaries, is made known to us by others within
those entities, particularly during the period in which this
report is being prepared;

e)	evaluated the effectiveness of the registrant's disclosure
controls and procedures as of a date within 90 days prior to the
filing date of this report (the "Evaluation Date"); and

f)	presented in this report our conclusions about the effectiveness
of the disclosure controls and procedures based on our
evaluation as of the Evaluation Date;

10.	The registrants' other certifying officers and I have disclosed,
based on our most recent evaluation, to the registrant's auditors
and the audit committee of the registrant's board of directors
(or persons performing he equivalent functions):

c)	all significant deficiencies in the design or operation of internal
controls which could adversely affect the registrant's ability to
record, process, summarize, and report financial data and have
identified for the registrant's auditors any material weaknesses
in internal controls; and

d)	 any fraud, whether or not material, that involves management
or other employees who have a significant role in the
registrant's internal controls; and

6. The registrant's other certifying officers and I have indicated in
this report whether or not there were significant changes in
internal controls or in other factors that could significantly
affect internal controls subsequent to the date of our most
recent evaluation, including any corrective actions with regard
to significant deficiencies and material weaknesses.

Date:  January 28, 2003


                                /S/_	FRANCIS SMITH______
				Francis Smith
				Chief Financial Officer



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