NKL Nuveen Insured California Dividend Advantage Municipal Fund Common Shares of Beneifical Interest

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001 C000000 3129178200
002 A000000 333 WEST WACKER DRIVE
002 B000000 CHICAGO
002 C000000 IL
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002 D020000 1286
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008 A000001 NUVEEN ASSET MANAGEMENT
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008 D010001 CHICAGO
008 D020001 IL
008 D030001 60606
008 D040001 1286
012 A000001 EQUISERVE INC.
012 B000001 84-05925
012 C010001 PROVIDENCE
012 C020001 RI
012 C030001 02940
013 A000001 ERNST & YOUNG LLP
013 B010001 CHICAGO
013 B020001 IL
013 B030001 60606
014 A000001 NUVEEN INVESTMENTS, LLC
014 B000001 8-13464

015 A000001 STATE STREET BANK AND TRUST COMPANY
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015 C020001 MA
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022 B000002 13-3224016
022 C000002 0
022 D000002 7469
022 A000003 FIRST MIAMI SECURITIES
022 B000003 59-1842344
022 C000003 3849
022 D000003 871
022 A000004 STONE & YOUNGBERG
022 B000004 94-1052545
022 C000004 4696
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022 A000005 JEFFERIES & CO
022 B000005 95-2622900
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087 A010000 COMMON STOCK
087 A020000 67071M104
087 A030000 NKL
088 A000000 N
088 B000000 N
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088 D000000 Y
SIGNATURE STEPHEN D. FOY
TITLE V.P. & CONTROLLER