<PAGE> PAGE 1
000 B000000 12/31/93
000 C000000 088063
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 SCUDDER PORTFOLIO TRUST
001 B000000 811-42
001 C000000 6179511848
002 A000000 160 FEDERAL STREET
002 B000000 BOSTON
002 C000000 MA
002 D010000 02110
002 D020000 2267
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 2
007 C010100 1
007 C020100 SCUDDER INCOME FUND
007 C030100 N
007 C010200 2
007 C020200 SCUDDER BALANCED FUND
007 C030200 N
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
015 A00AA01 STATE STREET BANK AND TRUST COMPANY
015 B00AA01 C
015 C01AA01 BOSTON
015 C02AA01 MA
015 C03AA01 02110
015 E01AA01 X
015 A00AA02 STANDARD CHARTERED BANK
015 B00AA02 S
015 C01AA02 DHAKA
015 D01AA02 BANGLADESH
015 E04AA02 X
015 A00AA03 CITIBANK, N.A.
015 B00AA03 S
015 C01AA03 BUENOS AIRES
<PAGE> PAGE 2
015 D01AA03 ARGENTINA
015 E04AA03 X
015 A00AA04 WESTPAC BANKING CORP.
015 B00AA04 S
015 C01AA04 SYDNEY
015 D01AA04 AUSTRALIA
015 E04AA04 X
015 A00AA05 GIROCREDIT BANK
015 B00AA05 S
015 C01AA05 VIENNA
015 D01AA05 AUSTRIA
015 E04AA05 X
015 A00AA06 GENERALE BANQUE
015 B00AA06 S
015 C01AA06 BRUSSELS
015 D01AA06 BELGIUM
015 E04AA06 X
015 A00AA07 THE FIRST NATIONAL BANK OF BOSTON
015 B00AA07 S
015 C01AA07 SAO PAULO
015 D01AA07 BRAZIL
015 E04AA07 X
015 A00AA08 CANADA TRUST CO. MORTGAGE COMPANY
015 B00AA08 S
015 C01AA08 TORONTO
015 D01AA08 CANADA
015 E04AA08 X
015 A00AA09 CITIBANK, N.A.
015 B00AA09 S
015 C01AA09 SANTIAGO
015 D01AA09 CHILE
015 E04AA09 X
015 A00AA10 CITITRUST COLOMBIA S.A. SOCIEDAD FIDUCIARIA
015 B00AA10 S
015 C01AA10 BOGOTA
015 D01AA10 COLOMBIA
015 E04AA10 X
015 A00AA11 DEN DANSKE BANK
015 B00AA11 S
015 C01AA11 COPENHAGEN
015 D01AA11 DENMARK
015 E04AA11 X
015 A00AA12 KANSALLIS-OSAKE PANKKI
015 B00AA12 S
015 C01AA12 HELSINKI
015 D01AA12 FINLAND
015 E04AA12 X
015 A00AA13 BANQUE PARIBAS
015 B00AA13 S
015 C01AA13 PARIS
015 D01AA13 FRANCE
<PAGE> PAGE 3
015 E04AA13 X
015 A00AA14 BERLINER HANDELS-UND FRANKFURTER BANK
015 B00AA14 S
015 C01AA14 FRANKFURT
015 D01AA14 GERMANY
015 E04AA14 X
015 A00AA15 NATIONAL BANK OF GREECE
015 B00AA15 S
015 C01AA15 ATHENS
015 D01AA15 GREECE
015 E04AA15 X
015 A00AA16 STANDARD CHARTERED BANK
015 B00AA16 S
015 C01AA16 HONG KONG
015 D01AA16 HONG KONG
015 E04AA16 X
015 A00AA17 HONG KONG AND SHANGHAI BANKING CO. LTD
015 B00AA17 S
015 C01AA17 BOMBAY
015 D01AA17 INDIA
015 E04AA17 X
015 A00AA18 STANDARD CHARTERED BANK
015 B00AA18 S
015 C01AA18 JAKARTA
015 D01AA18 INDONESIA
015 E04AA18 X
015 A00AA19 BANK OF IRELAND
015 B00AA19 S
015 C01AA19 DUBLIN
015 D01AA19 IRELAND
015 E04AA19 X
015 A00AA20 MORGAN GUARANTY TRUST CO.
015 B00AA20 S
015 C01AA20 MILAN
015 D01AA20 ITALY
015 E04AA20 X
015 A00AA21 SUMITOMO TRUST & BANKING COMPANY
015 B00AA21 S
015 C01AA21 TOKYO
015 D01AA21 JAPAN
015 E04AA21 X
015 A00AA22 CITIBANK, N.A.
015 B00AA22 S
015 C01AA22 SEOUL
015 D01AA22 KOREA
015 E04AA22 X
015 A00AA23 STANDARD CHARTERED BANK
015 B00AA23 S
015 C01AA23 KUALA LUMPUR
015 D01AA23 MALAYSIA
015 E04AA23 X
<PAGE> PAGE 4
015 A00AA24 CITIBANK, N.A.
015 B00AA24 S
015 C01AA24 MEXICO CITY
015 D01AA24 MEXICO
015 E04AA24 X
015 A00AA25 MEES PIERSON N.V.
015 B00AA25 S
015 C01AA25 AMSTERDAM
015 D01AA25 NETHERLANDS
015 E04AA25 X
015 A00AA26 ANZ BANKING GROUP
015 B00AA26 S
015 C01AA26 WELLINGTON
015 D01AA26 NEW ZEALAND
015 E04AA26 X
015 A00AA27 CHRISTIANIA BANK OG KREDITKASSE
015 B00AA27 S
015 C01AA27 OSLO
015 D01AA27 NORWAY
015 E04AA27 X
015 A00AA28 DEUTSCH BANK A.G.
015 B00AA28 S
015 C01AA28 KARACHI
015 D01AA28 PAKISTAN
015 E04AA28 X
015 A00AA29 STANDARD CHARTERED BANK
015 B00AA29 S
015 C01AA29 MANILA
015 D01AA29 PHILIPPINES
015 E04AA29 X
015 A00AA30 BANCO COMERCIAL PORTUGUES
015 B00AA30 S
015 C01AA30 LISBON
015 D01AA30 PORTUGAL
015 E04AA30 X
015 A00AA31 THE DEVELOPMENT BANK OF SINGAPORE, LTD.
015 B00AA31 S
015 C01AA31 SINGAPORE
015 D01AA31 SINGAPORE
015 E04AA31 X
015 A00AA32 BANCO SANTANDER
015 B00AA32 S
015 C01AA32 MADRID
015 D01AA32 SPAIN
015 E04AA32 X
015 A00AA33 THE HONG KONG AND SHANGHAI BANKING CO., LTD.
015 B00AA33 S
015 C01AA33 COLOMBO
015 D01AA33 SRI LANKA
015 E04AA33 X
015 A00AA34 SKANDINAVISKA ENSKILDA BANKEN
<PAGE> PAGE 5
015 B00AA34 S
015 C01AA34 STOCKHOLM
015 D01AA34 SWEDEN
015 E04AA34 X
015 A00AA35 UNION BANK OF SWITZERLAND
015 B00AA35 S
015 C01AA35 ZURICH
015 D01AA35 SWITZERLAND
015 E04AA35 X
015 A00AA36 CENTRAL TRUST OF CHINA
015 B00AA36 S
015 C01AA36 TAIPEI
015 D01AA36 TAIWAN
015 E04AA36 X
015 A00AA37 STANDARD CHARTERED BANK
015 B00AA37 S
015 C01AA37 BANGKOK
015 D01AA37 THAILAND
015 E04AA37 X
015 A00AA38 CITIBANK, N.A.
015 B00AA38 S
015 C01AA38 ISTANBUL
015 D01AA38 TURKEY
015 E04AA38 X
015 A00AA39 STATE STREET BANK & TRUST CO.
015 B00AA39 S
015 C01AA39 LONDON
015 D01AA39 UNITED KINGDOM
015 E04AA39 X
015 A00AA40 CITIBANK, N.A.
015 B00AA40 S
015 C01AA40 MONTEVIDEO
015 D01AA40 URUGUAY
015 E04AA40 X
015 A00AA41 CITIBANK, N.A.
015 B00AA41 S
015 C01AA41 CARACAS
015 D01AA41 VENEZUELA
015 E04AA41 X
015 A00AA42 CITIBANK BUDAPEST
015 B00AA42 S
015 C01AA42 BUDAPEST
015 D01AA42 HUNGARY
015 E04AA42 X
015 A00AA43 BANK HAPOALIM
015 B00AA43 S
015 C01AA43 TEL AVIV
015 D01AA43 ISRAEL
015 E04AA43 X
015 A00AA44 CITIBANK, N.A. LIMA
015 B00AA44 S
<PAGE> PAGE 6
015 C01AA44 LIMA
015 D01AA44 PERU
015 E04AA44 X
015 A00AA45 THE HONG KONG AND SHANGHAI BANKING CO.
015 B00AA45 S
015 C01AA45 SHANGHAI & SHENZHEN
015 D01AA45 CHINA
015 E04AA45 X
015 A00AA46 STATE STREET LONDON LIMITED
015 B00AA46 S
015 C01AA46 LONDON
015 D01AA46 UNITED KINGDOM
015 E04AA46 X
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 33
019 C00AA00 SCUDDERRRR
020 A000001 BEAR, STEARNS & COMPANY
020 B000001 13-4946705
020 C000001 16
020 A000002 EXECUTION SERVICES, INC.
020 C000002 10
020 A000003 HOENIG & CO. U.S.A.
020 C000003 5
020 A000004 BROWN BROTHERS HARRIMAN & CO.
020 B000004 13-4973745
020 C000004 5
020 A000005 FIRST BOSTON CORP.
020 B000005 13-5659485
020 C000005 5
020 A000006 ROSENBLATT, RICHARD & CO., INC.
020 C000006 5
020 A000007 FACTSET DATA SYSTEMS
020 C000007 4
020 A000008 BERNSTEIN SANFORD C. & CO., INC.
020 B000008 13-2625874
020 C000008 3
020 A000009 DONALDSON, LUFKIN & JENRETTE
020 B000009 13-2741729
020 C000009 3
020 A000010 GLAZER C.L. & COMPANY
020 C000010 3
021 000000 59
022 A000001 EXXON SUPPLY COMPANY
022 C000001 11317
022 D000001 0
022 A000002 DONALDSON, LUFKIN & JENRETTE
022 B000002 13-2741729
022 C000002 6816
022 D000002 0
022 A000003 MORGAN J.P. SECURITIES INC.
<PAGE> PAGE 7
022 B000003 13-3224016
022 C000003 5997
022 D000003 0
022 A000004 LEHMAN BROS. INC.
022 B000004 13-2663822
022 C000004 273
022 D000004 350
022 A000005 NEEDHAM SECURITIES
022 C000005 0
022 D000005 154
022 A000006 MERRILL LYNCH PIERCE FENNER & SMITH
022 B000006 13-5674085
022 C000006 51
022 D000006 95
022 A000007 OPPENHEIMER & CO., INC.
022 B000007 13-279843
022 C000007 0
022 D000007 146
022 A000008 PRUDENTIAL SECURITIES INC.
022 B000008 22-2347336
022 C000008 129
022 D000008 0
022 A000009 BROWN (ALEX) & SONS INC.
022 C000009 0
022 D000009 118
022 A000010 FIRST BOSTON CORP.
022 B000010 135659485
022 C000010 49
022 D000010 37
023 C000000 25792
023 D000000 899
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
<PAGE> PAGE 8
080 A00AA00 ICI MUTUAL INSURANCE
080 C00AA00 40000
081 A00AA00 Y
081 B00AA00 63
082 A00AA00 Y
082 B00AA00 100
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
024 000100 Y
025 A000101 PRUDENTIAL SECURITIES INC.
025 B000101 22-2347336
025 C000101 D
025 D000101 15108
025 A000102 MERRILL LYNCH PIERCE FENNER & SMITH
025 B000102 13-5674085
025 C000102 D
025 D000102 9238
025 D000103 0
025 D000104 0
025 D000105 0
025 D000106 0
025 D000107 0
025 D000108 0
028 A010100 0
028 A020100 0
028 A030100 0
028 A040100 0
028 B010100 0
028 B020100 0
028 B030100 0
028 B040100 0
028 C010100 0
028 C020100 0
028 C030100 0
028 C040100 0
028 D010100 0
028 D020100 0
028 D030100 0
028 D040100 0
028 E010100 0
028 E020100 0
028 E030100 0
028 E040100 0
028 F010100 0
028 F020100 0
028 F030100 0
028 F040100 0
<PAGE> PAGE 9
028 G010100 0
028 G020100 0
028 G030100 0
028 G040100 0
028 H000100 0
055 A000100 N
055 B000100 N
056 000100 Y
057 000100 N
062 A000100 Y
062 B000100 0.0
062 C000100 0.0
062 D000100 0.0
062 E000100 0.0
062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 7.6
062 J000100 0.0
062 K000100 0.0
062 L000100 0.0
062 M000100 0.0
062 N000100 35.6
062 O000100 0.0
062 P000100 35.3
062 Q000100 21.5
062 R000100 0.0
063 A000100 0
063 B000100 12.0
064 A000100 N
064 B000100 N
071 A000100 606581
071 B000100 624260
071 C000100 464603
071 D000100 131
072 A000100 12
072 B000100 36125
072 C000100 0
072 D000100 0
072 E000100 0
072 F000100 3089
072 G000100 0
072 H000100 0
072 I000100 1076
072 J000100 161
072 K000100 0
072 L000100 120
072 M000100 33
072 N000100 40
072 O000100 0
072 P000100 0
<PAGE> PAGE 10
072 Q000100 0
072 R000100 41
072 S000100 17
072 T000100 0
072 U000100 0
072 V000100 0
072 W000100 19
072 X000100 4596
072 Y000100 0
072 Z000100 31529
072AA000100 13435
072BB000100 0
072CC010100 13397
072CC020100 0
072DD010100 30640
072DD020100 0
072EE000100 15942
073 A010100 0.8700
073 A020100 0.0000
073 B000100 0.4500
073 C000100 0.1200
074 A000100 1
074 B000100 0
074 C000100 38333
074 D000100 464828
074 E000100 0
074 F000100 0
074 G000100 0
074 H000100 0
074 I000100 0
074 J000100 0
074 K000100 0
074 L000100 6586
074 M000100 8
074 N000100 509756
074 O000100 0
074 P000100 263
074 Q000100 0
074 R010100 0
074 R020100 0
074 R030100 0
074 R040100 833
074 S000100 0
074 T000100 508660
074 U010100 37090
074 U020100 0
074 V010100 13.71
074 V020100 0.00
074 W000100 0.0000
074 X000100 24091
074 Y000100 0
<PAGE> PAGE 11
075 A000100 0
075 B000100 498890
076 000100 0.00
024 000200 Y
025 A000201 MORGAN J.P., SECURITIES, INC.
025 B000201 13-3224016
025 C000201 E
025 D000201 395
025 A000202 MERRILL LYNCH PIERCE FENNER & SMITH
025 B000202 13-5674085
025 C000202 E
025 D000202 214
025 A000203 EXXON SUPPLY COMPANY
025 C000203 E
025 D000203 1077
028 A010200 2536
028 A020200 280
028 A030200 0
028 A040200 1440
028 B010200 2125
028 B020200 0
028 B030200 0
028 B040200 2726
028 C010200 2151
028 C020200 332
028 C030200 0
028 C040200 1552
028 D010200 2191
028 D020200 0
028 D030200 0
028 D040200 1512
028 E010200 2116
028 E020200 382
028 E030200 0
028 E040200 1506
028 F010200 4031
028 F020200 0
028 F030200 0
028 F040200 1297
028 G010200 15150
028 G020200 994
028 G030200 0
028 G040200 10033
028 H000200 0
062 A000200 N
062 B000200 0.0
062 C000200 0.0
062 D000200 0.0
062 E000200 0.0
062 F000200 0.0
062 G000200 0.0
<PAGE> PAGE 12
062 H000200 0.0
062 I000200 0.0
062 J000200 0.0
062 K000200 0.0
062 L000200 0.0
062 M000200 0.0
062 N000200 0.0
062 O000200 0.0
062 P000200 0.0
062 Q000200 0.0
062 R000200 0.0
063 A000200 0
063 B000200 0.0
071 A000200 103916
071 B000200 47292
071 C000200 47646
071 D000200 99
072 A000200 12
072 B000200 1226
072 C000200 521
072 D000200 0
072 E000200 0
072 F000200 87
072 G000200 0
072 H000200 0
072 I000200 180
072 J000200 82
072 K000200 0
072 L000200 23
072 M000200 34
072 N000200 52
072 O000200 0
072 P000200 0
072 Q000200 0
072 R000200 22
072 S000200 16
072 T000200 0
072 U000200 9
072 V000200 0
072 W000200 5
072 X000200 510
072 Y000200 0
072 Z000200 1237
072AA000200 0
072BB000200 277
072CC010200 1711
072CC020200 0
072DD010200 1231
072DD020200 0
072EE000200 0
073 A010200 0.2600
<PAGE> PAGE 13
073 A020200 0.0000
073 B000200 0.0000
073 C000200 0.0000
074 A000200 0
074 B000200 3859
074 C000200 0
074 D000200 19864
074 E000200 96
074 F000200 39191
074 G000200 0
074 H000200 0
074 I000200 0
074 J000200 860
074 K000200 0
074 L000200 312
074 M000200 39
074 N000200 64221
074 O000200 0
074 P000200 6
074 Q000200 0
074 R010200 0
074 R020200 0
074 R030200 0
074 R040200 179
074 S000200 0
074 T000200 64036
074 U010200 5235
074 U020200 0
074 V010200 12.23
074 V020200 0.00
074 W000200 0.0000
074 X000200 4357
074 Y000200 0
075 A000200 0
075 B000200 51006
076 000200 0.00
SIGNATURE THOMAS F. MCDONOUGH
TITLE SECRETARY
