Guaranteed Final Completion Date means July 9, 2010. [ASA, CA, EPC, O&M, Schedule Z]

     THIS SCHEDULE Z AMENDMENT, dated as of June 30, 2010 (the “Schedule Z Amendment Agreement”), is entered into by and among the signatories hereto.

     WHEREAS, the Parties hereto have entered into one or more documents (the “Schedule Z Documents”) to which a cumulative definitions annex has been attached as Schedule Z thereto

(“Schedule Z”); and

     WHEREAS, on December 4, 2009 the Parties amended Schedule Z, a copy of which is attached hereto as Exhibit A, and several of the Schedule Z Documents; and

     WHEREAS, on February 16, 2010 the Parties again amended Schedule Z to extend the Guaranteed Final Completion date to June 30, 2010; and

     WHEREAS, the Parties hereto desire to again amend Schedule Z attached to each Schedule Z Document to further extend the Guaranteed Final Completion Date,

     NOW THEREFORE, in consideration of the foregoing and the mutual agreements herein, together with other good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged, the Parties, intending to be bound hereby, agree that:

A. The definition in Schedule Z for “Guaranteed Final Completion Date” shall be deleted in its entirety and replaced in its entirety with the amended definition below, effective for all purposes under any Schedule Z Document from and after the date hereof, including as to the interpretation or application of these definitions with respect to historical matters arising under or otherwise relating to any terms and conditions of any Schedule Z Document:

“Guaranteed Final Completion Date” means July 9, 2010. [ASA, CA, EPC, O&M, Schedule Z]

     IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

THERMO NO. 1 BE-01, LLC, a Delaware limited liability company, as Company

DEUTSCHE BANK TRUST COMPANY AMERICAS, as Administrative Agent

DEUTSCHE BANK TRUST COMPANY AMERICAS, as Collateral Agent

THE PRUDENTIAL INSURANCE COMPANY OF AMERICA, a New Jersey company, as Lender

     IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

PARTIES TO ACCOUNT AND SECURITY AGREEMENT

THERMO NO. 1 BE-01, LLC, a Delaware limited liability company

DEUTSCHE BANK TRUST COMPANY AMERICAS, as Collateral Agent

DEUTSCHE BANK TRUST COMPANY AMERICAS, as Account Bank

PARTIES TO ACCOUNT AND SECURITY AGREEMENT

DEUTSCHE BANK TRUST COMPANY AMERICAS, as Securities Intermediary

THE PRUDENTIAL INSURANCE COMPANY OF AMERICA, a New Jersey company, as Administrative Lender

     IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

PARTIES TO LLC OPERATING AGREEMENT

INTERMOUNTAIN RENEWABLE POWER, LLC, a Delaware limited liability company

By: /s/ Richard D. Clayton Name: Richard D. Clayton Title: Manager

COLUMBIA RENEWABLE POWER, LLC, a Delaware limited liability company.

IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

PARTIES TO EQUITY CAPITAL CONTRIBUTION AGREEMENT

INTERMOUNTAIN RENEWABLE POWER, LLC, a Delaware limited liability company

THERMO NO. 1 BE-01, LLC, a Delaware limited liability company, as Company

COLUMBIA RENEWABLE POWER, LLC, as Special Interest Investor

IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

PARTIES TO ENGINEERING, PROCUREMENT AND CONSTRUCTION AGREEMENT

THERMO NO. 1 BE-01, LLC, a Delaware limited liability company, as Owner

RASER TECHNOLOGIES, INC., a Delaware corporation, as Contractor

By: /s/ Richard D. Clayton Name: Richard D. Clayton

Title: Executive Vice President and General Counsel

     IN WITNESS WHEREOF, the Parties, intending to be legally bound, have caused this Schedule Z Amendment Agreement to be executed by their duly authorized officers and to be effective as of the day and year first above written.

PARTIES TO OPERATION AND MAINTENANCE AGREEMENT

THERMO NO. 1 BE-01, LLC, a Delaware limited liability company, as Owner

By: /s/ Richard D. Clayton Name: Richard D. Clayton Title: Manager

RASER POWER SYSTEMS, LLC, a Delaware limited liability company, as Operator