PAGE 1 000 A000000 06/30/2017 000 C000000 0001278895 000 D000000 N 000 E000000 NF 000 F000000 Y 000 G000000 N 000 H000000 N 000 I000000 6.1 000 J000000 A 001 A000000 BLK ENHANCED CAPITAL & INCOME FUND, INC. 001 B000000 811-21506 001 C000000 8008820052 002 A000000 100 BELLEVUE PARKWAY 002 B000000 WILMINGTON 002 C000000 DE 002 D010000 19809 003 000000 N 004 000000 N 005 000000 N 006 000000 N 007 A000000 N 007 B000000 0 007 C010100 1 008 A000001 BLACKROCK ADVISORS, LLC 008 B000001 A 008 C000001 801-47710 008 D010001 WILMINGTON 008 D020001 DE 008 D030001 19809 012 A000001 COMPUTERSHARE TRUST COMPANY, N.A. 012 B000001 85-11340 012 C010001 CANTON 012 C020001 MA 012 C030001 02021 013 A000001 DELOITTE & TOUCHE LLP 013 B010001 PHILADELPHIA 013 B020001 PA 013 B030001 19103 014 A000001 BLACKROCK EXECUTION SERVICES 014 B000001 8-48719 014 A000002 BLACKROCK INVESTMENTS, LLC 014 B000002 8-48436 014 A000003 HARRIS WILLIAMS LLC 014 B000003 8-53380 014 A000004 PNC CAPITAL MARKETS, INC. 014 B000004 8-32493 014 A000005 PNC INVESTMENTS LLC 014 B000005 8-66195 014 A000006 SOLEBURY CAPITAL, LLC 014 B000006 8-67548 015 A000001 STATE STREET BANK & TRUST COMPANY PAGE 2 015 B000001 C 015 C010001 BOSTON 015 C020001 MA 015 C030001 02111 015 E010001 X 015 A000002 CITIBANK, N.A. 015 B000002 S 015 C010002 ARGENTINA 015 D010002 ARGENTINA 015 E040002 X 015 A000003 CREDIT SUISSE, ZURICH 015 B000003 S 015 C010003 Zurich 015 D010003 Switzerland 015 D020003 8070 015 E040003 X 015 A000004 SSB GMBH GERMANY - CBF 015 B000004 S 015 C010004 FRANKFURT 015 D010004 GERMANY 015 E040004 X 015 A000005 EUROCLEAR BANK 015 B000005 S 015 C010005 BRUSSELS 015 D010005 EUROMARKETS 015 D020005 1101 HE 015 E040005 X 015 A000006 DEUTSCHE BANK PARIS 015 B000006 S 015 C010006 PARIS 015 D010006 FRANCE 015 E040006 X 015 A000007 STATE STREET BANK LONDON - CREST 015 B000007 S 015 C010007 LONDON 015 D010007 UNITED KINGDOM 015 E040007 X 015 A000008 STATE STREET BANK LONDON - PHYSICAL 015 B000008 S 015 C010008 LONDON 015 D010008 UNITED KINGDOM 015 E040008 X 015 A000009 MIZUHO BANK, LTD 015 B000009 S 015 C010009 TOKYO 015 D010009 JAPAN 015 E040009 X 015 A000010 THE HONGKONG & SHANGHAI BANKING CORP. 015 B000010 S 015 C010010 SEOUL 015 D010010 SOUTH KOREA PAGE 3 015 D020010 100-161 015 E040010 X 018 000000 Y 019 A000000 Y 019 B000000 273 019 C000000 BLKRKADVSR 020 A000001 MORGAN STANLEY & CO. LLC 020 B000001 13-2655998 020 C000001 11 020 A000002 BANK OF AMERICA CORP 020 B000002 56-0906609 020 C000002 9 020 A000003 GOLDMAN SACHS & CO 020 B000003 13-5108880 020 C000003 7 020 A000004 SANFORD C. BERNSTEIN & CO. LLC 020 B000004 13-4132953 020 C000004 6 020 A000005 JEFFERIES LLC 020 B000005 95-2622900 020 C000005 6 020 A000006 CITIGROUP GLOBAL MARKETS INC 020 B000006 11-2418191 020 C000006 6 020 A000007 CREDIT SUISSE SECURITIES (USA) LLC 020 B000007 05-0546650 020 C000007 6 020 A000008 BARCLAYS CAPITAL INC 020 B000008 13-3297824 020 C000008 5 020 A000009 JP MORGAN SECURITIES INC 020 B000009 13-3379014 020 C000009 4 020 A000010 UBS AG 020 B000010 13-3873456 020 C000010 3 021 000000 81 022 A000001 BLK LIQUIDITY FUNDS, T-FUND, INST. CLASS 022 B000001 52-0983343 022 C000001 52087 022 D000001 75986 022 A000002 SL LIQUIDITY SERIES, LLC, MONEY MARKET SERIES 022 C000002 696 022 D000002 696 023 C000000 52783 023 D000000 76682 024 000000 Y 025 A000001 BANK OF AMERICA CORP 025 B000001 56-0906609 025 C000001 E 025 D000001 20427 PAGE 4 025 A000002 CITIGROUP GLOBAL MARKETS INC 025 B000002 11-2418191 025 C000002 E 025 D000002 6152 025 A000003 GOLDMAN SACHS & CO 025 B000003 13-5108880 025 C000003 E 025 D000003 13380 025 A000004 J.P. MORGAN SECURITIES INC 025 B000004 13-3379014 025 C000004 E 025 D000004 27943 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 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 0.850 048 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 053 C000000 N 054 A000000 Y 054 B000000 Y 054 C000000 Y 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 Y 054 M000000 N 054 N000000 N 054 O000000 Y 055 A000000 Y 055 B000000 N 056 000000 Y 057 000000 N 058 A000000 N 059 000000 Y 060 A000000 Y 060 B000000 Y 061 000000 0 062 A000000 N 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 0.0 062 M000000 0.0 062 N000000 0.0 062 O000000 0.0 062 P000000 0.0 062 Q000000 0.0 062 R000000 0.0 063 A000000 0 063 B000000 0.0 066 A000000 Y 066 B000000 N 066 C000000 N 066 D000000 N 066 E000000 N PAGE 7 066 F000000 Y 066 G000000 N 067 000000 N 068 A000000 N 068 B000000 N 069 000000 N 070 A010000 Y 070 A020000 N 070 B010000 Y 070 B020000 Y 070 C010000 Y 070 C020000 N 070 D010000 Y 070 D020000 N 070 E010000 Y 070 E020000 N 070 F010000 Y 070 F020000 Y 070 G010000 Y 070 G020000 N 070 H010000 Y 070 H020000 N 070 I010000 N 070 I020000 N 070 J010000 Y 070 J020000 N 070 K010000 Y 070 K020000 Y 070 L010000 Y 070 L020000 Y 070 M010000 Y 070 M020000 N 070 N010000 Y 070 N020000 N 070 O010000 Y 070 O020000 N 070 P010000 Y 070 P020000 Y 070 Q010000 N 070 Q020000 N 070 R010000 Y 070 R020000 N 071 A000000 122974 071 B000000 127127 071 C000000 663598 071 D000000 19 072 A000000 6 072 B000000 0 072 C000000 6541 072 D000000 0 072 E000000 1 PAGE 8 072 F000000 2914 072 G000000 44 072 H000000 0 072 I000000 45 072 J000000 86 072 K000000 0 072 L000000 14 072 M000000 38 072 N000000 8 072 O000000 0 072 P000000 0 072 Q000000 0 072 R000000 33 072 S000000 19 072 T000000 0 072 U000000 0 072 V000000 0 072 W000000 14 072 X000000 3215 072 Y000000 7 072 Z000000 3334 072AA000000 4784 072BB000000 0 072CC010000 49793 072CC020000 0 072DD010000 21920 072DD020000 0 072EE000000 0 073 A010000 0.4969 073 A020000 0.0000 073 B000000 0.0000 073 C000000 0.0000 074 A000000 79 074 B000000 0 074 C000000 0 074 D000000 0 074 E000000 0 074 F000000 709486 074 G000000 778 074 H000000 0 074 I000000 816 074 J000000 0 074 K000000 4 074 L000000 721 074 M000000 19 074 N000000 711903 074 O000000 708 074 P000000 511 074 Q000000 0 074 R010000 0 074 R020000 0 PAGE 9 074 R030000 8011 074 R040000 1521 074 S000000 0 074 T000000 701152 074 U010000 44121 074 U020000 0 074 V010000 15.89 074 V020000 0.00 074 W000000 0.0000 074 X000000 30813 074 Y000000 8869 075 A000000 0 075 B000000 690368 076 000000 14.89 077 A000000 N 078 000000 N 080 C000000 0 081 B000000 0 082 B000000 0 083 B000000 0 084 B000000 0 086 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 STOCK 087 A020000 09256A109 087 A030000 CII 088 A000000 N 088 B000000 N 088 C000000 N 088 D000000 N SIGNATURE NEAL J. ANDREWS TITLE CFO