PAGE 1
000 A000000 11/30/2013
000 C000000 0001495825
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 GUGGENHEIM BUILD AMERICA BONDS MN. DUR. TRUST
001 B000000 811-22437
001 C000000 6305053700
002 A000000 2455 CORPORATE WEST DRIVE
002 B000000 LISLE
002 C000000 IL
002 D010000 60532
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 GUGGENHEIM FUNDS INVESTMENT ADVISORS, LLC
008 B000001 A
008 C000001 801-000000
008 D010001 LISLE
008 D020001 IL
008 D030001 60532
008 A000002 GUGGENHEIM PARTNERS INVESTMENT MANAGEMENT,LLC
008 B000002 S
008 C000002 801-000000
008 D010002 SANTA MONICA
008 D020002 CA
008 D030002 90401
010 A000001 RYDEX FUND SERVICES, LLC
010 B000001 801-000000
010 C010001 ROCKVILLE
010 C020001 MD
010 C030001 20850
011 A000001 MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
011 B000001 8-00000000
PAGE 2
011 C010001 NEW YORK
011 C020001 NY
011 C030001 10080
011 A000002 CITIGROUP GLOBAL MARKETS, INC.
011 B000002 8-00000000
011 C010002 NEW YORK
011 C020002 NY
011 C030002 10043
011 A000003 MORGAN STANLEY & CO. INC.
011 B000003 8-00000000
011 C010003 NEW YORK
011 C020003 NY
011 C030003 10036
011 A000004 RAYMOND JAMES & ASSOCIATES, INC.
011 B000004 8-00000000
011 C010004 ST. PETERSBURG
011 C020004 FL
011 C030004 33716
012 A000001 COMPUTERSHARE SHAREOWNER SERVICES LLC
012 B000001 84-0000000
012 C010001 COLLEGE STATION
012 C020001 TX
012 C030001 77842
012 C040001 3170
013 A000001 ERNST & YOUNG LLP
013 B010001 CHICAGO
013 B020001 IL
013 B030001 60606
014 A000001 CHANNEL CAPITAL GROUP LLC
014 B000001 8-53692
014 A000002 SECURITY DISTRIBUTORS, INC.
014 B000002 8-10781
014 A000003 GUGGENHEIM INVESTOR SERVICES, LLC
014 B000003 8-44742
014 A000004 GUGGENHEIM SECURITIES, LLC
014 B000004 8-49107
014 A000005 GUGGENHEIM DISTRIBUTORS, LLC
014 B000005 8-49200
014 A000006 SAMMONS SECURITIES COMPANY, LLC
014 B000006 8-53482
014 A000007 GUGGENHEIM FUNDS DISTIBUTORS, LLC
014 B000007 8-48842
014 A000008 SAMMONS FINANCIAL NETWORK, LLC
014 B000008 8-68905
014 A000009 GUGGENHEIM ENERGY ADVISORS, LLC
014 B000009 8-68983
015 A000001 THE BANK OF NEW YORK MELLON
015 B000001 C
015 C010001 NEW YORK
015 C020001 NY
015 C030001 10286
PAGE 3
015 E010001 X
018 000000 Y
019 A000000 N
019 B000000 0
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 RBC CAPITAL MARKETS
022 B000001 N/A
022 C000001 1164
022 D000001 94902
022 A000002 CREDIT SUISSE
022 B000002 13-3442768
022 C000002 10889
022 D000002 24250
022 A000003 BANK OF AMERICA
022 B000003 13-4078651
022 C000003 4445
022 D000003 12582
022 A000004 BNP PARIBAS
022 B000004 N/A
022 C000004 0
022 D000004 9500
022 A000005 JP MORGAN CHASE & CO.
022 B000005 13-2624428
022 C000005 6295
022 D000005 2496
022 A000006 CITIGROUP GLOBAL MARKETS
022 B000006 11-2418067
022 C000006 1450
022 D000006 4508
022 A000007 GOLDMAN SACHS
022 B000007 13-5108880
022 C000007 4800
022 D000007 545
022 A000008 BARCLAYS BANK PLC
022 B000008 N/A
022 C000008 3332
022 D000008 1122
022 A000009 WELLS FARGO
022 B000009 41-0449260
022 C000009 532
022 D000009 3914
PAGE 4
022 A000010 DEUTSCHE BANK SECURITIES
022 B000010 N/A
022 C000010 1208
022 D000010 1367
023 C000000 68335
023 D000000 182365
024 000000 N
025 D000001 0
025 D000002 0
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
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.600
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
PAGE 5
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 N
054 A000000 Y
054 B000000 Y
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 N
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 N
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 0.0
062 E000000 0.0
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 0.2
062 M000000 0.0
062 N000000 0.0
062 O000000 111.4
062 P000000 6.7
062 Q000000 13.2
062 R000000 0.3
063 A000000 0
063 B000000 19.5
064 A000000 N
064 B000000 Y
PAGE 6
065 000000 N
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
070 A010000 Y
070 A020000 Y
070 B010000 Y
070 B020000 N
070 C010000 Y
070 C020000 N
070 D010000 Y
070 D020000 N
070 E010000 Y
070 E020000 N
070 F010000 Y
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 Y
070 H020000 N
070 I010000 Y
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 Y
070 K020000 N
070 L010000 Y
070 L020000 Y
070 M010000 Y
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 Y
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 Y
070 R020000 N
071 A000000 26547
071 B000000 27674
071 C000000 510107
071 D000000 5
072 A000000 6
072 B000000 17238
072 C000000 0
072 D000000 0
072 E000000 0
PAGE 7
072 F000000 1547
072 G000000 59
072 H000000 0
072 I000000 9
072 J000000 12
072 K000000 0
072 L000000 37
072 M000000 41
072 N000000 12
072 O000000 0
072 P000000 656
072 Q000000 64
072 R000000 22
072 S000000 47
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 258
072 X000000 2764
072 Y000000 0
072 Z000000 14474
072AA000000 0
072BB000000 141
072CC010000 0
072CC020000 31136
072DD010000 14436
072DD020000 0
072EE000000 0
073 A010000 0.8290
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 1345
074 B000000 0
074 C000000 1003
074 D000000 491326
074 E000000 7594
074 F000000 0
074 G000000 0
074 H000000 0
074 I000000 932
074 J000000 776
074 K000000 0
074 L000000 9181
074 M000000 22
074 N000000 512179
074 O000000 630
074 P000000 260
074 Q000000 0
074 R010000 90907
074 R020000 0
PAGE 8
074 R030000 0
074 R040000 521
074 S000000 39964
074 T000000 379897
074 U010000 17414
074 U020000 0
074 V010000 21.82
074 V020000 0.00
074 W000000 0.0000
074 X000000 14321
074 Y000000 252929
075 A000000 0
075 B000000 384192
076 000000 19.19
077 A000000 N
078 000000 N
080 A000000 ICI MUTUAL INSURANCE COMPANY
080 C000000 5375
081 A000000 Y
081 B000000 7
082 A000000 N
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 0
086 B020000 0
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 COMMON SHARES
087 A020000 401664107
087 A030000 GBAB
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 N
SIGNATURE JOHN SULLIVAN
TITLE CFO, CAO & TREASURER