SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
________________

FORM 8-A

FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES
PURSUANT TO SECTION 12(b) OR 12(g) OF THE
SECURITIES EXCHANGE ACT OF 1934

BlackRock Build America Bond Trust

(Exact Name of Registrant as Specified in its Charter)

Delaware
27-2986063
(State of Incorporation
(I.R.S. Employer
or Organization)
Identification no.)

 
100 Bellevue Parkway,
Wilmington, Delaware
(Address of Principal Executive Offices)
 
 
19809
(Zip Code)
 
     
If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursu­ant to General Instruction A.(c), please check the following box. S
 
If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursu­ant to General Instruction A.(d), please check the following box. £
 
Securities Act registration statement file number to which this form relates:      333-167434

Securities to be registered pursuant to Section 12(b) of the Act:

 
Title of Each Class
 
Name of Each Exchange on Which
 
to be so Registered
 
Each Class is to be Registered
       
 
Common Shares of Beneficial Interest
 
New York Stock Exchange



Securities to be registered pursuant to Section 12(g) of the Act:

None

 
 

 


INFORMATION REQUIRED IN REGISTRATION STATEMENT

Item 1. Description of Registrant's Securities to be Registered.

The description of the Registrant's securities to be registered is incorporated by reference to the description contained under the caption "Description of Shares – Common Shares" in Pre-Effective Amendment No. 2 to the Registrant's Registration Statement on Form N-2 (File Nos. 333-167434 and 811-22426), as filed electronically with the Securities and Exchange Commission on July 28, 2010 (Accession No. 0000950123-10-068709).
 
Item 2. Exhibits.
 
Pursuant to the Instructions as to Exhibits, no exhibits are filed herewith or incorporated by reference.
 

 
 
 
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SIGNATURE

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized.



 
BLACKROCK BUILD AMERICA
 
BOND TRUST
     
     
 
By:
/s/ Brendan Kyne
 
 
Name:
Brendan Kyne
 
Title:
Vice President



Date: August 20, 2010
 
 
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