000 A000000 04/30/2007
000 C000000 0000898496
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 MORGAN STANLEY QUALITY MUNICIPAL SECURITIES
001 B000000 811-07560
001 C000000 2127625260
002 A000000 1221 AVENUE OF THE AMERICAS
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10020
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 N
007 B000000 0
008 A000001 MORGAN STANLEY INVESTMENT ADVISORS INC.
008 B000001 A
008 C000001 801-42061
008 D010001 NEW YORK
008 D020001 NY
008 D030001 10020
010 A000001 MORGAN STANLEY SERVICES COMPANY, INC.
010 C010001 JERSEY CITY
010 C020001 NJ
010 C030001 07311
012 A000001 MORGAN STANLEY TRUST
012 B000001 84-5710
012 C010001 JERSEY CITY
012 C020001 NJ
012 C030001 07311
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 NEW YORK
013 B020001 NY
013 B030001 10281
014 A000001 ARAB MALAYSIA SECURITIES
014 B000001 8-00000
014 A000002 CHINA INTERNATIONAL CAPITAL CORPORATION LTD.
014 B000002 8-00000
014 A000003 HC SECURITIES
014 B000003 8-00000
014 A000004 JM MS FIXED INCOME SECURITIES PRIVATE LIMITED
014 B000004 8-00000
014 A000005 JM MORGAN STANLEY PRIVATE LIMITED
014 B000005 8-00000
014 A000006 JM MORGAN STANLEY SECURITIES PRIVATE LIMITED
014 B000006 8-00000
014 A000007 JM MORGAN STANLEY RETAIL SERVICES PRIVATE LTD
014 B000007 8-00000
014 A000008 MORGAN STANLEY & CO. INCORPORATED
014 B000008 8-15869
014 A000009 MORGAN STANLEY & CO. LIMITED
014 B000009 8-00000
014 A000010 MORGAN STANLEY ASIA LIMITED
014 B000010 8-00000
014 A000011 MORGAN STANLEY CANADA LIMITED
014 B000011 8-00000
014 A000012 MORGAN STANLEY QUILTER LIMITED
014 B000012 8-00000
014 A000013 MS DEAN WITTER AUSTRALIA SECURITIES LIMITED
014 B000013 8-00000
014 A000014 MORGAN STANLEY JAPAN LIMITED
014 B000014 8-00000
014 A000015 VAN KAMPEN FUNDS INC.
014 B000015 8-19412
014 A000016 MORGAN STANLEY, S.V., S.A.
014 B000016 8-00000
014 A000017 MORGAN STANLEY DW INC.
014 B000017 8-14172
014 A000018 MORGAN STANLEY INTERNATIONAL LIMITED
014 B000018 8-00000
014 A000019 MORGAN STANLEY SECURITIES LIMITED
014 B000019 8-00000
014 A000020 MORGAN STANLEY BANK AG
014 B000020 8-00000
014 A000021 MORGAN STANLEY DISTRIBUTION INC.
014 B000021 8-44766
014 A000022 MORGAN STANLEY DISTRIBUTORS INC.
014 B000022 8-45262
014 A000023 MORGAN STANLEY MARKET PRODUCTS INC.
014 B000023 8-37795
014 A000024 MS SECURITIES SERVICES INC.
014 B000024 8-26804
014 A000025 PRIME DEALER SERVICES CORP.
014 B000025 8-47025
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   98
019 C000000 MORGANSTAN
020 A000001 GOLDMAN, SACHS & CO.
020 B000001 13-5108880
020 C000001      1
021  000000        1
022 A000001 CITIGROUP GLOBAL MARKETS INC.
022 B000001 11-2418191
022 C000001     10027
022 D000001     29526
022 A000002 MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
022 B000002 13-5674085
022 C000002     19974
022 D000002     16590
022 A000003 MORGAN (J.P) SECURITIES INC.
022 B000003 13-3224016
022 C000003     14050
022 D000003     16950
022 A000004 GOLDMAN SACHS & CO.
022 B000004 13-5108880
022 C000004     11768
022 D000004         0
022 A000005 BEAR, STEARNS & CO., INC.
022 B000005 13-3299429
022 C000005      9528
022 D000005         0
022 A000006 EDWARDS & SONS
022 B000006 43-0895447
022 C000006      2200
022 D000006      2200
022 A000007 BRANCH BANKING & TRUST CO.
022 B000007 54-0294670
022 C000007         0
022 D000007      3498
022 A000008 ZIEGLER SECURITIES
022 B000008 39-0727640
022 C000008      2551
022 D000008         0
022 A000009 MORGAN KEEGAN & COMPANY INC.
022 B000009 64-0474907
022 C000009      2061
022 D000009         0
022 A000010 SIMS (HERBERT J.) & CO., INC.
022 B000010 13-5213180
022 C000010      1501
022 D000010         0
023 C000000      76379
023 D000000      73495
024  000000 N
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 Y
026 G010000 N
026 G020000 N
026 H000000 N
027  000000 N
045  000000 Y
046  000000 N
047  000000 Y
048  000000  0.270
048 A010000        0
048 A020000 0.000
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
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        0
048 K020000 0.000
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 Y
055 A000000 N
055 B000000 N
056  000000 Y
057  000000 N
058 A000000 N
059  000000 N
060 A000000 Y
060 B000000 Y
061  000000        0
062 A000000 Y
062 B000000   0.0
062 C000000   0.0
062 D000000   0.0
062 E000000   3.6
062 F000000   0.0
062 G000000   0.0
062 H000000   0.0
062 I000000   0.0
062 J000000   0.0
062 K000000   0.0
062 L000000   0.0
062 M000000   0.0
062 N000000   0.0
062 O000000 137.8
062 P000000   0.0
062 Q000000   0.0
062 R000000   0.0
063 A000000   0
063 B000000 18.9
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 Y
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 Y
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
070 R010000 N
070 R020000 N
071 A000000     43452
071 B000000     31170
071 C000000    322938
071 D000000   10
072 A000000  6
072 B000000     7886
072 C000000        0
072 D000000        0
072 E000000        0
072 F000000      426
072 G000000      126
072 H000000        0
072 I000000       23
072 J000000        7
072 K000000        0
072 L000000       31
072 M000000        5
072 N000000        0
072 O000000        0
072 P000000      418
072 Q000000        0
072 R000000       21
072 S000000       16
072 T000000        0
072 U000000        0
072 V000000        0
072 W000000      188
072 X000000     1261
072 Y000000        3
072 Z000000     6628
072AA000000      906
072BB000000      103
072CC010000        0
072CC020000     2360
072DD010000     6785
072DD020000        0
072EE000000     1047
073 A010000   0.3600
073 A020000   0.0000
073 B000000   0.0754
073 C000000   0.0000
074 A000000       21
074 B000000        0
074 C000000     7915
074 D000000   330846
074 E000000        0
074 F000000        0
074 G000000        0
074 H000000        0
074 I000000        0
074 J000000        0
074 K000000        0
074 L000000    12062
074 M000000       56
074 N000000   350900
074 O000000     5092
074 P000000      107
074 Q000000        0
074 R010000        0
074 R020000        0
074 R030000        0
074 R040000    30490
074 S000000    97049
074 T000000   218162
074 U010000    13758
074 U020000        0
074 V010000    15.86
074 V020000     0.00
074 W000000   0.0000
074 X000000      193
074 Y000000      117
075 A000000        0
075 B000000   220275
076  000000    14.95
077 A000000 Y
077 B000000 N
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 Y
077 P000000 N
077 Q010000 N
077 Q020000 N
077 Q030000 N
078  000000 N
080 C000000
086 A010000      0
086 A020000      0
086 B010000    155
086 B020000   2270
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 61745P585
087 A030000 IQM
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 Y
SIGNATURE   Glenn Buchanan
TITLE