PAGE 1 000 B000000 04/30/2006 000 C000000 0001140411 000 D000000 N 000 E000000 NF 000 F000000 Y 000 G000000 N 000 H000000 N 000 I000000 6.1 000 J000000 A 001 A000000 PIMCO CALIFORNIA MUNICIPAL INCOME FUND 001 B000000 811-10379 001 C000000 2127393371 002 A000000 1345 AVENUE OF THE AMERICAS 002 B000000 NEW YORK 002 C000000 NY 002 D010000 10105 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 ALLIANZ GLOBAL INVESTORS FUND MANAGEMENT LLC 008 B000001 A 008 C000001 801-31227 008 D010001 NEW YORK 008 D020001 NY 008 D030001 10105 008 A000002 PACIFIC INVESTMENT MANAGEMENT COMPANY LLC 008 B000002 S 008 C000002 801-48187 008 D010002 NEWPORT BEACH 008 D020002 CA 008 D030002 92660 010 A000001 ALLIANZ GLOBAL INVESTORS FUND MANAGEMENT LLC 010 B000001 801-31227 010 C010001 NEW YORK 010 C020001 NY 010 C030001 10105 011 A000001 UBS WARBURG LLC 011 B000001 8-07346 PAGE 2 011 C010001 STAMFORD 011 C020001 CT 011 C030001 06901 011 A000002 AG EDWARDS & SONS, INC. 011 B000002 8-03548 011 C010002 ST. LOUIS 011 C020002 MO 011 C030002 63103 011 A000003 CIBC WORLD MARKETS CORP. 011 B000003 8-06918 011 C010003 NEW YORK 011 C020003 NY 011 C030003 10017 012 A000001 PFPC INC. 012 B000001 84-58023 012 C010001 PROVIDENCE 012 C020001 RI 012 C030001 02940 013 A000001 PRICEWATERHOUSECOOPERS LLP 013 B010001 NEW YORK 013 B020001 NY 013 B030001 10017 014 A000001 DRESDNER BANK AG 014 B000001 8-12859 014 A000002 DRESDNER KLEINWORT WASSERSTEIN SECURITIES LLC 014 B000002 8-49647 014 A000003 DRESDNER KLEINWORT WASSERSTEIN 014 B000003 8-00000 014 A000004 GRANTCHESTER SECURITIES 014 B000004 8-00000 015 A000001 STATE STREET CORP. 015 B000001 C 015 C010001 BOSTON 015 C020001 MA 015 C030001 02105 015 E010001 X 018 000000 Y 019 A000000 Y 019 B000000 65 019 C000000 ALLIANZGLO 020 A000001 CITIGROUP, INC. 020 B000001 52-1568099 020 C000001 20 020 A000002 DEUTSCHE BANK AG 020 B000002 13-2944980 020 C000002 14 020 A000003 LEHMAN BROTHERS HOLDINGS, INC. 020 B000003 13-3216325 020 C000003 10 020 A000004 THE GOLDMAN SACHS GROUP, INC. 020 B000004 13-4019460 PAGE 3 020 C000004 7 020 A000005 JP MORGAN CHASE & CO. 020 B000005 13-2624428 020 C000005 5 020 A000006 MERRILL LYNCH & CO., INC. 020 B000006 13-2740599 020 C000006 2 020 C000007 0 020 C000008 0 020 C000009 0 020 C000010 0 021 000000 58 022 A000001 MORGAN STANLEY 022 B000001 36-3145972 022 C000001 12270 022 D000001 21116 022 A000002 CITIGROUP, INC. 022 B000002 52-1568099 022 C000002 17784 022 D000002 5233 022 A000003 LEHMAN BROTHERS HOLDINGS, INC. 022 B000003 13-3216325 022 C000003 8961 022 D000003 8100 022 A000004 SWS GROUP, INC. 022 B000004 75-2040825 022 C000004 8115 022 D000004 1400 022 A000005 THE GOLDMAN SACHS GROUP, INC. 022 B000005 13-4019460 022 C000005 7400 022 D000005 0 022 A000006 JP MORGAN CHASE & CO. 022 B000006 13-2624428 022 C000006 4905 022 D000006 2300 022 A000007 FRANK CHAPPELLE & CO., INC. 022 B000007 63-0433846 022 C000007 0 022 D000007 2112 022 A000008 BANK OF AMERICA CORP. 022 B000008 56-0906609 022 C000008 874 022 D000008 1200 022 A000009 REGAL-BELOIT CORP. 022 B000009 39-0875718 022 C000009 0 022 D000009 2070 022 A000010 WEDBUSH MORGAN SECURITIES, INC. 022 B000010 95-2495390 022 C000010 0 PAGE 4 022 D000010 1500 023 C000000 62497 023 D000000 46926 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 N 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 0 028 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 PAGE 5 030 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 0.650 048 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 Y PAGE 6 053 B000000 Y 054 A000000 Y 054 B000000 Y 054 C000000 N 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 N 054 M000000 Y 054 N000000 N 054 O000000 N 055 A000000 Y 055 B000000 N 056 000000 Y 057 000000 N 058 A000000 N 059 000000 Y 060 A000000 N 060 B000000 N 061 000000 0 062 A000000 Y 062 B000000 0.4 062 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 0.0 062 M000000 0.0 062 N000000 0.0 062 O000000 98.5 062 P000000 0.0 062 Q000000 0.0 062 R000000 0.0 063 A000000 0 063 B000000 23.7 064 A000000 Y 064 B000000 N 066 A000000 N 067 000000 N 068 A000000 N 068 B000000 N PAGE 7 069 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 Y 070 H010000 N 070 H020000 N 070 I010000 N 070 I020000 N 070 J010000 Y 070 J020000 Y 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 N 070 P020000 N 070 Q010000 N 070 Q020000 N 070 R010000 Y 070 R020000 N 071 A000000 35923 071 B000000 33115 071 C000000 403737 071 D000000 8 072 A000000 12 072 B000000 21444 072 C000000 0 072 D000000 0 072 E000000 0 072 F000000 2680 072 G000000 0 072 H000000 0 072 I000000 35 072 J000000 127 PAGE 8 072 K000000 0 072 L000000 63 072 M000000 22 072 N000000 0 072 O000000 0 072 P000000 0 072 Q000000 0 072 R000000 56 072 S000000 9 072 T000000 0 072 U000000 0 072 V000000 0 072 W000000 438 072 X000000 3430 072 Y000000 852 072 Z000000 18866 072AA000000 0 072BB000000 383 072CC010000 0 072CC020000 541 072DD010000 20115 072DD020000 0 072EE000000 0 073 A010000 1.1237 073 A020000 0.0000 073 B000000 0.0000 073 C000000 0.0000 074 A000000 720 074 B000000 0 074 C000000 1641 074 D000000 402868 074 E000000 0 074 F000000 0 074 G000000 0 074 H000000 0 074 I000000 0 074 J000000 0 074 K000000 0 074 L000000 5803 074 M000000 23 074 N000000 411055 074 O000000 0 074 P000000 152 074 Q000000 0 074 R010000 0 074 R020000 0 074 R030000 180 074 R040000 1596 074 S000000 150000 074 T000000 259127 074 U010000 17901 PAGE 9 074 U020000 0 074 V010000 14.48 074 V020000 0.00 074 W000000 0.0000 074 X000000 69 074 Y000000 1641 075 A000000 0 075 B000000 411567 076 000000 15.87 077 A000000 Y 077 B000000 Y 080 A000000 ICI MUTUAL INSURANCE 080 C000000 28000 081 A000000 Y 081 B000000 64 082 A000000 N 082 B000000 0 083 A000000 N 083 B000000 0 084 A000000 N 084 B000000 0 085 A000000 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 087 A020000 72200N106 087 A030000 PCQ 087 B010000 PREFERRED-SERIES A 087 B020000 72200N205 087 C010000 PREFERRED-SERIES B 087 C020000 72200N304 088 A000000 N 088 B000000 N 088 C000000 N 088 D000000 Y SIGNATURE LARRY ALTADONNA TITLE TREASURER