As filed with the Securities and Exchange Commission on December 1, 2006

                                                                                                                         File Nos. 333-92935 and 811-09729

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933	x
Post-Effective Amendment No. 65	x
and/or
REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940	x
Amendment No. 65	x

(Check appropriate box or boxes)

iShares^® Trust

(Exact Name of Registrant as Specified in Charter)

c/o Investors Bank & Trust Company

200 Clarendon Street

Boston, MA 02116

(Address of Principal Executive Office)(Zip Code)

Registrant’s Telephone Number, including Area Code: (415) 597-2000

The Corporation Trust Company

1209 Orange Street

Wilmington, DE 19801

(Name and Address of Agent for Service)

With Copies to:

MARGERY K. NEALE, ESQ.	DEEPA DAMRE, ESQ.
WILLKIE FARR & GALLAGHER LLP	BARCLAYS GLOBAL INVESTORS, N.A.
787 SEVENTH AVENUE	45 FREMONT STREET
NEW YORK, N.Y. 10019-6099	SAN FRANCISCO, CA 94105

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

¨    Immediately upon filing pursuant to paragraph (b)	x     On  January 5, 2007 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)

If appropriate, check the following box:

x The post-effective amendment designates a new effective date for a previously filed post-effective amendment

Explanatory Note

This Post-Effective Amendment No. 65 to the Registrant’s Registration Statement on Form N-1A is being filed pursuant to paragraph (b)(1)(iii) of Rule 485 under the

Securities Act of 1933, as amended (the “1933 Act”), solely for the purpose of delaying, until January 5, 2007, the effectiveness of Post-Effective Amendment Nos.

47, 56, 58, and 60 to the Registrant’s Registration Statement on Form N-1A.

Post-Effective Amendment No. 47 was filed on July 19, 2006, under Rule 485(a) to register shares of new series of the Registrant, the iShares Lehman Short Treasury

Bond Fund, iShares Lehman 3-7 Year Treasury Bond Fund, iShares Lehman 10-20 Year Treasury Bond Fund, iShares Lehman 1-3 Year Credit Bond Fund, iShares Lehman

Intermediate Credit Bond Fund, iShares Lehman Credit Bond Fund, iShares Lehman Intermediate Government/Credit Bond Fund, iShares Lehman Government/Credit

Bond Fund and the iShares Lehman MBS Fixed-Rate Bond Fund. Post-Effective Amendment Nos. 56, 58, and 60 were filed between September 29, 2006 and October 31,

2006, pursuant to Rule 485(b)(1)(iii) to delay the effectiveness of the relevant amendments.

This Post-Effective Amendment No. 65 does not modify any provisions of Parts A, B, or C of Post-Effective Amendment No. 47 to the Registrant’s Registration

Statement. Accordingly, such Parts A, B and C are hereby incorporated by reference to Post-Effective Amendment No. 47.