<SEC-DOCUMENT>0000844779-18-000109.txt : 20180327
<SEC-HEADER>0000844779-18-000109.hdr.sgml : 20180327
<ACCEPTANCE-DATETIME>20180327150042
ACCESSION NUMBER:		0000844779-18-000109
CONFORMED SUBMISSION TYPE:	NSAR-A
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180131
FILED AS OF DATE:		20180327
DATE AS OF CHANGE:		20180327
EFFECTIVENESS DATE:		20180327

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BlackRock Taxable Municipal Bond Trust
		CENTRAL INDEX KEY:			0001493683
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		NSAR-A
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-22426
		FILM NUMBER:		18715150

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		800-441-7762

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BlackRock Build America Bond Trust
		DATE OF NAME CHANGE:	20100608
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-A
<SEQUENCE>1
<FILENAME>89J1answer.fil
<TEXT>
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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 BOSTON
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013 B030001 02116
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 and Trust Company
<PAGE>      PAGE  2
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015 C020001 MA
015 C030001 02111
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022 A000001 RBC CAPITAL MARKETS CORP
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022 A000002 BLACKROCK LIQUIDITY CASH FUNDS, MUNICASH
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022 C000004      7388
022 D000004     63392
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022 B000005 13-3297824
022 C000005     30130
022 D000005     20675
022 A000006 GOLDMAN SACHS & CO
022 B000006 13-5108880
022 C000006     35788
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022 A000007 MORGAN STANLEY & CO INC
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022 D000007     27741
022 A000008 WELLS FARGO BANK NA
022 B000008 94-1347393
022 C000008      5531
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022 B000009 13-3299429
022 C000009     24460
022 D000009         0
022 A000010 CITIGROUP GLOBAL MARKETS INC.
022 B000010 11-2418191
022 C000010     18533
022 D000010      5595
023 C000000     681143
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SIGNATURE   NEAL J. ANDREWS
TITLE       CFO

</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>2
<FILENAME>77o8.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..  U.S. Registered Funds (Name of Fund, Aladdin Ticker):
   BlackRock Taxable Municipal Bond Trust (BBN)
   BlackRock Balanced Capital Portfolio (FI) (BCS_F)
   Strategic Income Opportunities Fund (BR-SIP)
   BlackRock Strategic Municipal Opportunities Fund of BlackRock Series Trust
   (BR-SMO-TAX)
   BlackRock Strategic Global Bond Fund, Inc. (BR-WI)
   BlackRock Total Return V.I. Fund (Ins - Var Ser) (BVA-BF)
   BlackRock Total Return Portfolio of BlackRock Series Fund, Inc. (BVA-TR)
   Brighthouse Funds Trust II - BlackRock Bond Income Portfolio (MET-BI)
   Master Total Return Portfolio of Master Bond LLC (MF-BOND)
   Advanced Series Trust - AST BlackRock/Loomis Sayles Bond Portfolio
   (SMF_PRUTR)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                                1-11-2017
Offering Commencement:

Security Type:                         BND/MUNITAX

Issuer                                 Commonwealth Financing Authority
                                       Revenue Bonds (Federally taxable)
                                       Series A of 2018

Selling Underwriter                    RBC Capital Markets LLC

Affiliated Underwriter(s)              [X] PNC Capital Markets LLC
                                       [_] Other:

List of Underwriter(s)                 PNC Capital Markets LLC, RBC Capital
                                       Markets LLC

<TABLE>
<S>                      <C>       <C>                                 <C>
TRANSACTION DETAILS

Date of Purchase         1-11-2017

Purchase Price/Share     $100      Total Commission, Spread or Profit
(PER SHARE / % OF PAR)                                                 0.488%
</TABLE>

<TABLE>
 <S>                                                              <C>
 1.  Aggregate Principal Amount Purchased (a+b)                   $  22,500,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client purchase) $  20,080,000

     b.  Other BlackRock Clients                                  $   2,420,000

 2.  Aggregate Principal Amount of Offering                       $ 412,520,000
</TABLE>

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

<TABLE>
<S>                                                                       <C>
FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                    0.054
</TABLE>

<PAGE>

 Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

<TABLE>
<C>      <S>
[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.
</TABLE>

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

<TABLE>
<C>      <S>
[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.
</TABLE>

<TABLE>
<S>                       <C>                               <C>    <C>
Completed by:             Alisha Khan                       Date:  01-16-2018
                          --------------------------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:  01-16-2018
                          --------------------------------
                          Global Syndicate Team Member
</TABLE>

<PAGE>

 Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2
                           of the Rule 10f-3 Report form. It is the sum of
                           the Funds' participation in the offering by the
                           Funds and other accounts managed by BlackRock
                           divided by the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other
                           than the United States and

                           (a) the offering is subject to regulation in
                               such country by a "foreign financial
                               regulatory authority," as defined in
                               Section 2(a)(50) of the Investment Company
                               Act of 1940;

                           (b) the securities were offered at a fixed
                               price to all purchasers in the offering
                               (except for any rights to purchase
                               securities that are required by law to be
                               granted to existing security holders of the
                               issuer);

                           (c) financial statements, prepared and audited
                               as required or permitted by the appropriate
                               foreign financial regulatory authority in
                               such country, for the two years prior to
                               the offering, were made available to the
                               public and prospective purchasers in
                               connection with the offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national
                               of any foreign country, or a corporation or
                               other organization incorporated or
                               organized under the laws of any foreign
                               country, it (1) has a class of securities
                               registered pursuant to section 12(b) or
                               12(g) of the Securities Exchange Act of
                               1934 or is required to file reports
                               pursuant to section 15(d) of that act, and
                               (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d)
                               of that act for a period of at least 12
                               months immediately preceding the sale of
                               securities (or for such shorter period that
                               the issuer was required to file such
                               material)

<PAGE>

 Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]


TERM                                DEFINITION
Eligible Municipal Securities       The securities:

                                    (a) are direct obligations of, or
                                        obligations guaranteed as to
                                        principal or interest by, a State
                                        or any political subdivision
                                        thereof, or any agency or
                                        instrumentality of a State or any
                                        political subdivision thereof, or
                                        any municipal corporate
                                        instrumentality of one or more
                                        States, or any security which is
                                        an industrial development bond
                                        (as defined in section 103(c)(2)
                                        of Title 26) the interest on
                                        which is excludable from gross
                                        income under certain provisions
                                        of the Internal Revenue Code;

                                    (b) are sufficiently liquid that they
                                        can be sold at or near their
                                        carrying value within a
                                        reasonably short period of time;
                                        and

                                    (c) either

                                        (1)  are subject to no greater
                                             than moderate credit risk; or

                                        (2)  if the issuer of the
                                             municipal securities, or the
                                             entity supplying the
                                             revenues or other payments
                                             from which the issue is to
                                             be paid, has been in
                                             continuous operation for
                                             less than three years,
                                             including the operation of
                                             any predecessors, the
                                             securities are subject to a
                                             minimal or low amount of
                                             credit risk.

                                    Also, purchases of municipal
                                    securities may not be designated as
                                    group sales or otherwise allocated to
                                    the account of any prohibited seller
                                    (i.e., an affiliated underwriter).

Eligible Rule 144A Offering         The securities are sold in an
                                    offering where

                                    (a) the securities are offered or
                                        sold in transactions exempt from
                                        registration under Section 4(2)
                                        of the Securities Act of 1933,
                                        Rule 144A thereunder, or Rules
                                        501-508 thereunder;

                                    (b) the securities were sold to
                                        persons that the seller and any
                                        person acting on behalf of the
                                        seller reasonably believe to
                                        include qualified institutional
                                        buyers, as defined in Rule 144A
                                        ("QIBs"); and

                                    (c) the seller and any person acting
                                        on behalf of the seller
                                        reasonably believe that the
                                        securities are eligible for
                                        resale to other QIBs pursuant to
                                        Rule 144A.

Government Securities Offering      The security is issued or guaranteed
                                    as to principal or interest by the
                                    United States, or by a person
                                    controlled or supervised by and
                                    acting as an instrumentality of the
                                    Government of the United States
                                    pursuant to authority granted by the
                                    Congress of the United States; or any
                                    certificate of deposit for any of the
                                    foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]


TERM                                  DEFINITION
U.S. Registered Public Offering.      The securities offered are registered
                                      under the Securities Act of 1933 that
                                      are being offered to the public.

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
