TENTH AMENDMENT TO SECURITIES LENDING AUTHORIZATION AGREEMENT BETWEEN THE CREDIT SUISSE FUNDS LISTED ON SCHEDULE B AND STATE STREET BANK AND TRUST COMPANY

Exhibit 99.(h)(23)

TENTH AMENDMENT TO

SECURITIES LENDING AUTHORIZATION AGREEMENT

BETWEEN

THE CREDIT SUISSE FUNDS LISTED ON SCHEDULE B

AND

STATE STREET BANK AND TRUST COMPANY

This Tenth Amendment (this “Amendment”) dated as of March 6, 2012 is between each of the Credit Suisse Funds listed on Schedule B to the Agreement as defined below, (each a “Company”) on behalf of itself or each of its portfolios, if any, listed on Schedule B, severally and not jointly (each a “Fund” and collectively, the “Funds”) and STATE STREET BANK AND TRUST COMPANY, a Massachusetts trust company, its affiliates or subsidiaries (“State Street”).

Reference is made to a Securities Lending Authorization Agreement dated March 17, 2004 between the Funds and State Street, as amended, and as in effect on the date hereof prior to giving effect to this Amendment (the “Agreement”).

WHEREAS, the Funds and State Street both desire to amend the Agreement to add a new fund.

NOW THEREFORE, for value received, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties mutually agree to amend the Agreement in the following respect:

1. Definitions.  All terms used herein and not otherwise defined shall have the meanings set forth in the Agreement.

2. Amendment.  The Agreement is hereby amended by deleting Schedule B thereto in its entirety and substituting the Schedule B attached to this Amendment in its place.

3. Miscellaneous.  Except to the extent specifically amended by this Amendment, the provisions of the Agreement shall remain unmodified, and the Agreement is ratified and affirmed as being in full force and effect.  This Amendment shall be construed in accordance with the laws of The Commonwealth of Massachusetts.

4. Effective Date.  This Amendment shall be effective as of the date first written above.

IN WITNESS WHEREOF, the parties hereto execute this Amendment as an instrument under seal by their duly authorized officers by affixing their signatures below.

THE CREDIT SUISSE FUNDS listed on			STATE STREET BANK AND
Schedule B, severally and not jointly			TRUST COMPANY
By:	/s/Xxxxxxx X. Xxxxxxxxx		By:	/s/ Xxxxxxxx Xxxxxx Chebator
Name:	Xxxxxxx X. Xxxxxxxxx		Name:	Xxxxxxxx Xxxxxx Chebator
Title:	CFO		Title:	Senior Managing Director

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Schedule B

Effective March 6, 2012

The Schedule is attached to and made part of the Securities Lending Authorization Agreement, dated the 17th day of March 2004 between the CREDIT SUISSE FUNDS LISTED ON SCHEDULE B, SEVERALLY AND NOT JOINTLY (the “Funds”) and STATE STREET BANK AND TRUST COMPANY (“State Street”), as amended.

Company		Portfolio		Fund Number		Tax ID		Tax Year- End
Credit Suisse Trust		Commodity Return Strategy Portfolio		TH87		00-0000000		12/31
Credit Suisse Asset Management Income Fund		n/a		TH96		00-0000000		12/31
Credit Suisse Opportunity Funds		Credit Suisse Floating Rate High Income Fund		TH45		00-0000000		10/31
		Credit Suisse Liquid Alternative Fund		TH97		00-0000000		10/31
Credit Suisse Commodity Return Strategy Fund		n/a		TH85		00-0000000		10/31
Credit Suisse High Yield Bond Fund		n/a		TH82		00-0000000		10/31

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