AMENDMENT TO SUBLICENSE AGREEMENT

EXHIBIT (h.40)

AMENDMENT TO SUBLICENSE AGREEMENT

This Amendment to the Sublicense Agreement dated June 18, 2009 (the “Agreement”) between BlackRock Institutional Trust Company, N.A. (“BTC”), a national banking association, and iShares Trust (“iShares”), a Delaware statutory trust, is effective as of May 4, 2011.

WHEREAS, pursuant to Section 7 of the Agreement the parties may amend the Agreement from time to time; and

NOW THEREFORE, Exhibit A is hereby deleted in its entirety and amended to read as attached.

IN WITNESS WHEREOF, the parties hereto have caused this Amendment to the Agreement to be executed as of the date first set forth above.

BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A.
By:		/s/ Xxxxxxx Xxxxxx
Name: Xxxxxxx Xxxxxx
Title: Managing Director
By:		/s/ Xxxxxxxx X. Xxxxx
Name: Xxxxxxxx X. Xxxxx
Title: Managing Director
iSHARES TRUST
By:		/s/ Xxxxxxx Xxxxxxx
Name: Xxxxxxx Xxxxxxx
Title: Secretary

Exhibit A

BofA Xxxxxxx Xxxxx 10+ Year US Corporate & Yankees Index

BofA Xxxxxxx Xxxxx 10+ Year US Corporate & Government Index

BofA Xxxxxxx Xxxxx Global Diversified Inflation-Linked Index

BofA Xxxxxxx Xxxxx Global ex-US Diversified Inflation-Linked Index