LIMITED POWER OF ATTORNEY

(SECTION 16 FILINGS)

Know all by these presents, that the undersigned, Philip L. Mazzini, hereby constitutes and appoints each of Scott W. Andreasen, Lynette K. Reed and Brian H. Schmidt, signing singly, the undersigned’s true and lawful attorney-in-fact to prepare, execute and acknowledge Forms 3, 4 and 5 (including any amendments thereto) with respect to the securities of H&R Block, Inc., a Missouri corporation (the “Company”) and to deliver and file such forms with the United States Securities and Exchange Commission, any national securities exchange, and the Company, as considered necessary or advisable under Section 16(a) of the Securities Exchange Act of 1934 and the rules and regulations promulgated thereunder, as amended from time to time; it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact’s discretion.

The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this Power of Attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned’s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

This Power of Attorney supersedes and replaces all previously executed Powers of Attorney with respect to the matters contained herein. This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned’s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the Secretary of the Company.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed this 13th day of March, 2012.

/s/ Philip L. Mazzini

Philip L. Mazzini

State of Missouri )

County of Jackson )

On the date set forth above, before me appeared Philip L. Mazzini, who is personally known to me as the person who executed the foregoing instrument, and such person duly acknowledged that such person executed and delivered the same for the purposes therein expressed.

/s/ Brenda L. Becker

Notary Public

My Commission Expires: 1/20/16

BRENDA L. BECKER

Notary Public-Notary Seal

State of Missouri

Commissioned for Jackson County

My Commission Expires: January 20, 2016

Commission Number: 11415679

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