<PAGE> PAGE 1
000 B000000 08/31/98
000 C000000 0000817130
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 A
001 A000000 MUNICIPAL INCOME TRUST
001 B000000 811-5509
001 C000000 2123921600
002 A000000 TWO WORLD TRADE CENTER
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10048
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
008 A000001 MORGAN STANLEY DEAN WITTER ADVISORS INC.
008 B000001 A
008 C000001 801-42061
008 D010001 NEW YORK
008 D020001 NY
008 D030001 10048
011 A000001 MORGAN STANLEY DEAN WITTER DISTRIBUTORS INC.
011 B000001 8-45262
011 C010001 NEW YORK
011 C020001 NY
011 C030001 10048
012 A000001 MORGAN STANLEY DEAN WITTER TRUST FSB
012 B000001 84-1785
012 C010001 NEW YORK
012 C020001 NY
012 C030001 07311
013 A000001 PRICEWATERHOUSECOOPERS LLP
013 B010001 NEW YORK
013 B020001 NY
<PAGE> PAGE 2
013 B030001 10036
014 A000001 DEAN WITTER REYNOLDS INC.
014 B000001 8-14172
014 A000002 MORGAN STANLEY & CO. INCORPORATED
014 B000002 8-15869
015 A000001 THE BANK OF NEW YORK
015 B000001 C
015 C010001 NEW YORK
015 C020001 NY
015 C030001 10286
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 121
019 C000000 MSDW-FUNDS
020 C000001 0
020 C000002 0
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
022 A000001 SALOMON SMITH BARNEY INC.
022 B000001 13-1912900
022 C000001 23228
022 D000001 17721
022 A000002 MORGAN (J.P.) SECURITIES INC.
022 B000002 13-3224016
022 C000002 11400
022 D000002 10700
022 A000003 GOLDMAN SACHS & CO.
022 B000003 13-510880
022 C000003 12337
022 D000003 2777
022 A000004 PRUDENTIAL SECURITIES INC.
022 B000004 22-2347336
022 C000004 0
022 D000004 8975
022 A000005 MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
022 B000005 13-5674085
022 C000005 5074
022 D000005 2680
022 A000006 RAYMOND JAMES & ASSOCIATES INC.
022 B000006 59-1237041
022 C000006 6426
022 D000006 0
022 A000007 PRUDENTIAL FUNDING
<PAGE> PAGE 3
022 B000007 22-2231168
022 C000007 4795
022 D000007 0
022 A000008 LEHMAN BROTHERS INC.
022 B000008 13-2518466
022 C000008 0
022 D000008 3596
022 A000009 FIRST ALBANY CORP.
022 B000009 14-1391446
022 C000009 2345
022 D000009 1064
022 A000010 BEAR, STEARNS & COMPANY, INC.
022 B000010 13-3294290
022 C000010 2978
022 D000010 0
023 C000000 70699
023 D000000 58775
024 000000 N
025 A000001 DELETE
025 D000001 0
025 A000002 DELETE
025 D000002 0
025 A000003 DELETE
025 D000003 0
025 D000004 0
025 D000005 0
025 D000006 0
025 D000007 0
025 D000008 0
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 N
028 A010000 0
028 A020000 0
028 A030000 0
028 A040000 0
028 B010000 0
028 B020000 0
028 B030000 0
028 B040000 0
028 C010000 0
028 C020000 0
028 C030000 0
028 C040000 0
<PAGE> PAGE 4
028 D010000 0
028 D020000 0
028 D030000 0
028 D040000 0
028 E010000 0
028 E020000 0
028 E030000 0
028 E040000 0
028 F010000 0
028 F020000 0
028 F030000 0
028 F040000 0
028 G010000 0
028 G020000 0
028 G030000 0
028 G040000 0
028 H000000 0
030 A000000 0
030 B000000 0.00
030 C000000 0.00
031 A000000 0
031 B000000 0
032 000000 0
033 000000 0
035 000000 0
036 B000000 0
038 000000 0
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 0
044 000000 0
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.000
048 A010000 250000
048 A020000 0.350
048 B010000 0
048 B020000 0.000
048 C010000 0
048 C020000 0.000
048 D010000 0
048 D020000 0.000
048 E010000 0
048 E020000 0.000
<PAGE> PAGE 5
048 F010000 0
048 F020000 0.000
048 G010000 0
048 G020000 0.000
048 H010000 0
048 H020000 0.000
048 I010000 0
048 I020000 0.000
048 J010000 0
048 J020000 0.000
048 K010000 250000
048 K020000 0.250
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 N
054 A000000 Y
054 B000000 Y
054 C000000 Y
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 Y
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 Y
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 Y
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 Y
060 B000000 Y
061 000000 0
062 A000000 Y
062 B000000 0.0
062 C000000 0.0
062 D000000 1.4
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
<PAGE> PAGE 6
062 K000000 0.0
062 L000000 0.0
062 M000000 0.0
062 N000000 0.0
062 O000000 98.0
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
063 A000000 0
063 B000000 21.0
064 A000000 Y
064 B000000 N
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
070 A010000 Y
070 A020000 N
070 B010000 N
070 B020000 N
070 C010000 Y
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 Y
070 E020000 N
070 F010000 N
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 N
070 K010000 N
070 K020000 N
070 L010000 N
070 L020000 N
070 M010000 N
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
<PAGE> PAGE 7
070 R010000 N
070 R020000 N
071 A000000 42919
071 B000000 52297
071 C000000 318898
071 D000000 13
072 A000000 12
072 B000000 16819
072 C000000 0
072 D000000 0
072 E000000 0
072 F000000 1007
072 G000000 579
072 H000000 0
072 I000000 127
072 J000000 15
072 K000000 0
072 L000000 49
072 M000000 18
072 N000000 32
072 O000000 0
072 P000000 0
072 Q000000 0
072 R000000 43
072 S000000 97
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 21
072 X000000 1988
072 Y000000 15
072 Z000000 14846
072AA000000 2028
072BB000000 0
072CC010000 8505
072CC020000 0
072DD010000 16274
072DD020000 0
072EE000000 2822
073 A010000 0.5400
073 A020000 0.0000
073 B000000 0.0900
073 C000000 0.0000
074 A000000 66
074 B000000 0
074 C000000 4200
074 D000000 297347
074 E000000 0
074 F000000 0
074 G000000 0
074 H000000 0
<PAGE> PAGE 8
074 I000000 0
074 J000000 165
074 K000000 0
074 L000000 3984
074 M000000 17
074 N000000 305779
074 O000000 2044
074 P000000 190
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 42
074 S000000 0
074 T000000 303503
074 U010000 29740
074 U020000 0
074 V010000 10.21
074 V020000 0.00
074 W000000 0.0000
074 X000000 8319
074 Y000000 35490
075 A000000 0
075 B000000 301783
076 000000 9.44
077 A000000 Y
077 B000000 Y
077 C000000 N
077 D000000 N
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
077 Q010000 Y
077 Q020000 N
077 Q030000 N
078 000000 N
080 A000000 ICI MUTUAL
080 B000000 VIGILANT, RELIANCE, CHUBB
080 C000000 110000
081 A000000 Y
081 B000000 120
082 A000000 N
<PAGE> PAGE 9
082 B000000 0
083 A000000 N
083 B000000 0
084 A000000 N
084 B000000 0
085 A000000 Y
085 B000000 N
086 A010000 0
086 A020000 0
086 B010000 475
086 B020000 4484
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
087 A010000 SHARES OF BENEFICIAL INTEREST
087 A020000 626216105
087 A030000 TFA
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 N
SIGNATURE BARRY FINK
TITLE VICE PRESIDENT
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MUNICIPAL INCOME TRUST
</LEGEND>
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> AUG-31-1998
<PERIOD-END> AUG-31-1998
<INVESTMENTS-AT-COST> 282,500,776
<INVESTMENTS-AT-VALUE> 301,547,446
<RECEIVABLES> 4,148,898
<ASSETS-OTHER> 83,347
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 305,779,691
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2,276,230
<TOTAL-LIABILITIES> 2,276,230
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 280,619,289
<SHARES-COMMON-STOCK> 29,739,550
<SHARES-COMMON-PRIOR> 30,214,250
<ACCUMULATED-NII-CURRENT> 2,045,045
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 1,792,457
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 19,046,670
<NET-ASSETS> 303,503,461
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 16,819,486
<OTHER-INCOME> 0
<EXPENSES-NET> 1,973,469
<NET-INVESTMENT-INCOME> 14,846,017
<REALIZED-GAINS-CURRENT> 2,028,297
<APPREC-INCREASE-CURRENT> 8,504,893
<NET-CHANGE-FROM-OPS> 25,379,207
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 16,273,738
<DISTRIBUTIONS-OF-GAINS> 2,821,505
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 474,700
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 1,795,223
<ACCUMULATED-NII-PRIOR> 3,472,766
<ACCUMULATED-GAINS-PRIOR> 2,585,665
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,007,218
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,988,015
<AVERAGE-NET-ASSETS> 301,782,944
<PER-SHARE-NAV-BEGIN> 9.99
<PER-SHARE-NII> 0.50
<PER-SHARE-GAIN-APPREC> 0.34
<PER-SHARE-DIVIDEND> (0.63)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.21
<EXPENSE-RATIO> 0.66
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>