485BXT 1 e42882_485bxt.htm FORM 485BXT

As filed with the Securities and Exchange Commission on April 1, 2011

     Securities Act File No. 33-26305
Investment Company Act File No. 811-05742

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

__________________

FORM N-1A

   REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 |X|
  Pre-Effective Amendment No. |_|
  Post-Effective Amendment No. 156 |X|
  and/or
  REGISTRATION STATEMENT UNDER THE
  INVESTMENT COMPANY ACT OF 1940 |X|
  Amendment No. 158 |X|
  (Check appropriate box or boxes)

__________________

BLACKROCK FUNDSSM
(Exact Name of Registrant as Specified in Charter)

100 Bellevue Parkway, Wilmington, Delaware 19809
(Address of Principal Executive Office)

Registrant’s Telephone Number, including Area Code (800) 441-7762

John M. Perlowski
BlackRock Funds
55 East 52nd Street
New York, New York 10055
United States of America
(Name and Address of Agent for Service)

Copies to:

Counsel for the Fund:  
John A. MacKinnon, Esq. Ira P. Shapiro, Esq.
Sidley Austin LLP BlackRock Advisors, LLC
787 Seventh Avenue 55 East 52nd Street
New York, New York 10019-6018 New York, New York 10055

__________________

It is proposed that this filing will become effective (check appropriate box)

|_|    immediately upon filing pursuant to paragraph (b)
|X| on April 18, 2011 pursuant to paragraph (b)
|_| 60 days after filing pursuant to paragraph (a)(1)
|_| on (date) pursuant to paragraph (a)(1)
|_| 75 days after filing pursuant to paragraph (a)(2)
|_| on (date) pursuant to paragraph (a)(2) of rule 485.

If appropriate, check the following box:

|X| This post-effective amendment designates a new effective date for a previously filed post-effective amendment.

Title of Securities Being Registered: Shares of Beneficial Interest, par value, $0.001 per share.


Explanatory Note

This Post-Effective Amendment No. 156 under the Securities Act of 1933, as amended (the “Securities Act”) (Amendment No. 158 under the Investment Company Act of 1940, as amended (the “1940 Act”)) to the registration statement on Form N-1A (the “Registration Statement”) of BlackRock FundsSM (the “Registrant”) is being filed pursuant to paragraph (b)(1)(iii) of Rule 485 under the Securities Act solely for the purpose of delaying, until April 18, 2011, the effectiveness of the registration statement for BlackRock China Fund (the “Fund”), filed in Post-Effective Amendment No. 136 on October 5, 2010, pursuant to paragraph (a) of Rule 485 under the Securities Act.

This Post-Effective Amendment No. 156 incorporates by reference the information contained in Parts A, B and C of Post-Effective Amendment No. 136 to the Registrant’s Registration Statement.

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SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended (the "Securities Act"), and the Investment Company Act of 1940, as amended, BlackRock FundsSM (the "Registrant") certifies that it meets all the requirements for the effectiveness of this Registration Statement pursuant to Rule 485(b)(1)(iii) under the Securities Act and duly caused this Post-Effective Amendment No. 156 to the Registration Statement on Form N-1A of the Registrant, to be signed on behalf of the Registrant by the undersigned, duly authorized, in the City of New York and the State of New York on the 1st day of April, 2011.

   BLACKROCK FUNDSSM
       
  By: /s/ John M. Perlowski
   
    John M. Perlowski
    President and Chief Executive Officer

Pursuant to the requirements of the Securities Act, this Post-Effective Amendment No. 156 to the Registration Statement on Form N-1A of the Registrant has been signed below by the following persons in the capacities and on the dates indicated:

  Signature    Title Date
 
      President and Chief Executive Officer  
  /s/ John M. Perlowski   (Principal Executive Officer) April 1, 2011
 
 
  John M. Perlowski      
 
      Chief Financial Officer (Principal Financial and  
  /s/ Neal J. Andrews   Accounting Officer) April 1, 2011
 
 
  Neal J. Andrews      
 
  Richard S. Davis*   Trustee  
 
 
  Richard S. Davis      
 
  Henry Gabbay*   Trustee  
 
 
  Henry Gabbay      
 
  David O. Beim*   Trustee  
 
 
  David O. Beim      
 
  Ronald W. Forbes*   Trustee  
 
 
  Ronald W. Forbes      
 
  Dr. Matina S. Horner*   Trustee  
 
 
  Dr. Matina S. Horner      
 
  Rodney D. Johnson*   Trustee  
 
 
  Rodney D. Johnson      
 
  Herbert I. London*   Trustee  
 
 
  Herbert I. London      
 
  Cynthia A. Montgomery*   Trustee  
 
 
  Cynthia A. Montgomery      
         
  Joseph P. Platt*   Trustee  
 
 
  Joseph P. Platt      
 
  Robert C. Robb, Jr.*   Trustee  
 
 
  Robert C. Robb, Jr.      
 
  Toby Rosenblatt*   Trustee  
 
 
  Toby Rosenblatt      
 
  Kenneth L. Urish*   Trustee  
 
 
  Kenneth L. Urish      
 
  Frederick W. Winter*   Trustee  
 
 
  Frederick W. Winter      
 
*By: /s/ Ben Archibald     April 1, 2011
 
 
  Ben Archibald (Attorney-In-Fact)      

*     

Power of Attorney, dated February 14, 2011, for Richard S. Davis, Henry Gabbay, David O. Beim, Ronald W. Forbes, Dr. Matina S. Horner, Rodney D. Johnson, Herbert I. London, Cynthia A. Montgomery, Joseph P. Platt, Robert C. Robb, Jr., Toby Rosenblatt, Kenneth L. Urish and Frederick W. Winter is incorporated by reference to Exhibit 16 to Post-Effective Amendment No. 17 to the Registration Statement on Form N-1A of BlackRock International Fund of BlackRock Series, Inc. (File No. 333-56203), filed on February 28, 2011.
 

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