EXECUTION VERSION

FIRST EXTENSION AGREEMENT
THIS FIRST EXTENSION AGREEMENT, dated as of July 19, 2013 (this “Agreement”),
among WESTAR ENERGY, INC., a Kansas corporation (the “Borrower”), Kansas Gas and
Electric Company, a Kansas corporation (the “Guarantor”), the several banks and
other financial institutions or entities from time to time parties to this
Agreement (the “Lenders”), JPMORGAN CHASE BANK, N.A., as administrative agent
(in such capacity, the “Administrative Agent”), CITIBANK, N.A., as syndication
agent, and BANK OF AMERICA, N.A., THE BANK OF NEW YORK MELLON, UNION BANK, N.A.
and WELLS FARGO BANK, NATIONAL ASSOCIATION, as documentation agents.
RECITALS
A.    The Borrower, the banks and other financial institutions party thereto and
the Administrative Agent are parties to that certain Credit Agreement dated as
of September 29, 2011 (as amended, restated, supplemented or otherwise modified
from time to time, the “Credit Agreement”). Capitalized terms used herein
without definition shall have the meanings given to them in the Credit Agreement
as they may be modified pursuant to this Agreement.
B.    The Borrower has requested a one-year extension of the Revolving
Termination Date pursuant to Section 2.1(b) of the Credit Agreement and the
Lenders signatory hereto have approved such request.
STATEMENT OF AGREEMENT
NOW, THEREFORE, in consideration of the foregoing and other good and valuable
consideration, the receipt and sufficiency of which are hereby acknowledged, the
parties hereto agree as follows:
SECTION 1.EXTENSION
Pursuant to Section 2.1(b) of the Credit Agreement, the Borrower provided not
less than 65 days’ written notice to the Administrative Agent prior to September
29, 2013 (the “Noticed Anniversary Date”) of its request to extend the Revolving
Commitments. As of the date hereof, Lenders (the “Extending Lenders”) holding
more than fifty percent (50%) of the Total Revolving Commitments have approved
the Borrower’s request to extend the Revolving Commitments and, subject to the
satisfaction of the conditions precedent set forth in Section 3, the Revolving
Termination Date as to the Extending Lenders shall be extended for an additional
year from the then-applicable Revolving Termination Date. The Revolving
Termination Date as to any Declining Lender remains unchanged.
SECTION 2.    AMENDMENT
The following definition set forth in Section 1.1 of the Credit Agreement is
amended in its entirety to read as follows:
“L/C Commitment”: up to $300,000,000; it being understood that the commitment of
each of JPMorgan Chase Bank, N.A., Citibank, N.A. and U.S. Bank, National
Association to issue Letters of Credit is $100,000,000 (unless otherwise agreed
in writing by JPMorgan Chase Bank, N.A., Citibank, N.A. or U.S. Bank, National
Association, respectively, in their discretion, together with the Borrower).

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SECTION 3.    CONDITIONS PRECEDENT
The extension of the Revolving Termination Date pursuant to Section 1 shall
become effective as of the date when, and only when, each of the following
conditions precedent shall have been satisfied (the “Extension Date”):
(a)    The Administrative Agent (or its counsel) shall have received from the
Borrower, Extending Lenders constituting Required Lenders and from each Issuing
Lender either (i) a counterpart of this Agreement signed on behalf of such party
or (ii) written evidence satisfactory to the Administrative Agent (which may
include facsimile or other electronic image scan transmission of a signed
signature page of this Agreement) that such party has signed a counterpart of
this Agreement.
(b)    The Borrower shall have paid:
(A)    to the Administrative Agent, for the account of each Extending Lender, an
extension fee in the amount of 0.06% of such Extending Lender’s Revolving
Commitment as of the Extension Date, which extension fee once paid will be fully
earned and nonrefundable; and
(B)    all other fees and reasonable expenses of the Administrative Agent and
the Lenders required under the Credit Agreement and any other Loan Document to
be paid on or prior to the Extension Date (including reasonable fees and
expenses of counsel) in connection with this Agreement.
(c)    The Administrative Agent shall have received a certificate, dated the
Extension Date and signed by an authorized officer of the Borrower, confirming
(i) no Default or Event of Default shall have occurred and be continuing on the
Extension Date and after giving effect thereto and (ii) the representations and
warranties set forth in Section 4 hereof, if not qualified as to materiality,
shall be true and correct in all material respects and all other representations
and warranties set forth in Section 4 hereof shall be true and correct, in each
case on and as of the Extension Date with the same force and effect as if made
on or as of the Extension Date (except for those representations and warranties
or parts thereof that, by their terms, expressly relate solely to a specific
date, in which case such representations and warranties, if not qualified as to
materiality, shall be true and correct in all material respects and all such
other representations and warranties shall be true and correct, in each case as
of such specific date).
SECTION 4.    REPRESENTATIONS AND WARRANTIES
The Borrower represents and warrants to the Administrative Agent and the Lenders
that (i) each of the representations and warranties contained in Section 3 of
the Credit Agreement, if not qualified as to materiality, are true and correct
in all material respects on and as of the Extension Date, both immediately
before and after giving effect to this Agreement (except for those
representations and warranties or parts thereof that, by their terms, expressly
relate solely to a specific date, in which case such representations and
warranties, if not qualified as to materiality, shall be true and correct in all
material respects and all such other representations and warranties shall be
true and correct, in each case as of such specific date), (ii) this Agreement
has been duly authorized, executed and delivered by the Borrower and constitutes
the legal, valid and binding obligation of the Borrower enforceable against it
in accordance with its terms and (iii) no Default or Event of Default shall have
occurred and be continuing on the Extension Date, both immediately before and
after giving effect to this Agreement.

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SECTION 5.    ACKNOWLEDGMENT AND CONFIRMATION OF THE BORROWER AND GUARANTOR
Each of the Borrower and Guarantor hereby confirms and agrees that after giving
effect to this Agreement, the Credit Agreement and the other Loan Documents
remain in full force and effect and enforceable against each Loan Party in
accordance with their respective terms and shall not be discharged, diminished,
limited or otherwise affected in any respect. Each of the Borrower and Guarantor
represents and warrants to the Lenders that it has no knowledge of any claims,
counterclaims, offsets, or defenses to or with respect to its obligations under
the Loan Documents, or if the Borrower or Guarantor has any such claims,
counterclaims, offsets, or defenses to the Loan Documents or any transaction
related to the Loan Documents, the same are hereby waived, relinquished, and
released in consideration of the execution of this Agreement. This
acknowledgment and confirmation by the Borrower and Guarantor is made and
delivered to induce the Administrative Agent and the Lenders to enter into this
Agreement. Each of the Borrower and Guarantor acknowledges that the
Administrative Agent and the Lenders would not enter into this Agreement in the
absence of the acknowledgment and confirmation contained herein.
SECTION 6.    MISCELLANEOUS
(a)    GOVERNING LAW. THIS AGREEMENT AND THE RIGHTS AND OBLIGATIONS OF THE
PARTIES UNDER THIS AGREEMENT SHALL BE GOVERNED BY, AND CONSTRUED AND INTERPRETED
IN ACCORDANCE WITH, THE LAW OF THE STATE OF NEW YORK (INCLUDING SECTIONS 5‑1401
AND 5‑1402 OF THE NEW YORK GENERAL OBLIGATIONS LAW, BUT EXCLUDING ALL OTHER
CHOICE OF LAW AND CONFLICTS OF LAW RULES).
(b)    Full Force and Effect. Except as expressly modified hereby, the Credit
Agreement shall continue in full force and effect in accordance with the
provisions thereof on the date hereof. As used in the Credit Agreement,
“hereinafter,” “hereto,” “hereof,” and words of similar import shall, unless the
context otherwise requires, mean the Credit Agreement after giving effect to
this Agreement. Any reference to the Credit Agreement or any of the other Loan
Documents herein or in any such documents shall refer to the Credit Agreement
and Loan Documents as modified hereby. This Agreement is limited as specified
and shall not constitute or be deemed to constitute an amendment, modification
or waiver of any provision of the Credit Agreement except as expressly set forth
herein. This Agreement shall constitute a Loan Document under the terms of the
Credit Agreement.
(c)    Expenses. The Borrower agrees on demand (i) to pay all reasonable fees
and expenses of counsel to the Administrative Agent, and (ii) to reimburse the
Administrative Agent for all reasonable out-of-pocket costs and expenses, in
each case, in connection with the preparation, negotiation, execution and
delivery of this Agreement and the other Loan Documents delivered in connection
herewith.
(d)    Severability. Any provision of this Agreement that is prohibited or
unenforceable in any jurisdiction shall, as to such jurisdiction, be ineffective
to the extent of such prohibition or unenforceability without invalidating the
remaining provisions hereof, and any such prohibition or unenforceability in any
jurisdiction shall not invalidate or render unenforceable such provision in any
other jurisdiction.
(e)    Successors and Assigns. This Agreement shall be binding upon, inure to
the benefit of and be enforceable by the respective successors and permitted
assigns of the parties hereto.

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(f)    Construction. The headings of the various sections and subsections of
this Agreement have been inserted for convenience only and shall not in any way
affect the meaning or construction of any of the provisions hereof. The
provisions of Section 1.2 of the Credit Agreement are hereby incorporated by
reference as if fully set forth herein.
(g)    Counterparts. This Agreement may be executed by one or more of the
parties to this Agreement on any number of separate counterparts, and all of
said counterparts taken together shall be deemed to constitute one and the same
instrument. Delivery of an executed signature page of this Agreement by
facsimile transmission or by email shall be effective as delivery of a manually
executed counterpart hereof. A set of the copies of this Agreement signed by all
the parties shall be lodged with the Borrower and the Administrative Agent.

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IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be duly
executed by their respective authorized officers as of the day and year first
above written.
WESTAR ENERGY, INC., as Borrower
By:    /s/ Anthony D. Somma    
Anthony D. Somma
Senior Vice President, Chief Financial Officer and Treasurer    

KANSAS GAS AND ELECTRIC COMPANY, as Guarantor
By:    /s/ Anthony D. Somma    
Anthony D. Somma
Vice President and Treasurer

Westar Energy Inc., Extension Agreement

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JPMORGAN CHASE BANK, N.A., as Administrative Agent, as an Issuing Lender and as
a Lender

By:    /s/ Bridget Killackey    
Name:    Bridget Killackey
Title:
Vice President

Westar Energy Inc., Extension Agreement

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CITIBANK, N.A., as an Issuing Lender and as a Lender

By:    /s/ Anita J. Brickell    
Name:    Anita J. Brickell
Title:
Vice President

Westar Energy Inc., Extension Agreement

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U.S. BANK, NATIONAL ASSOCIATION, as an Issuing Lender and as a Lender

By:    /s/ Michael T. Sagges    
Name:    Michael T. Sagges
Title:
Vice President

Westar Energy Inc., Extension Agreement

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UMB Bank, n.a.

By:    /s/ David A. Proffitt    
Name:    David A. Proffitt
Title:
Senior Vice President

Westar Energy Inc., Extension Agreement

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BANK OF AMERICA, N.A.

By:    /s/ Gregory S. Bennett    
Name:    Gregory S. Bennett
Title:
Vice President

Westar Energy Inc., Extension Agreement

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Barclays Bank PLC

By:    /s/ Alicia Borys    
Name:    Alicia Borys
Title:
Vice President

Westar Energy Inc., Extension Agreement

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GOLDMAN SACHS BANK USA
By:    /s/ Mark Walton    
Name:    Mark Walton
Title:
Authorized Signatory

Westar Energy Inc., Extension Agreement

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Wells Fargo Bank, National Association, as a Lender

By:    /s/ Allison Newman    
Name:    Allison Newman
Title:
Director

Westar Energy Inc., Extension Agreement

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CoBank, ACB

By:    /s/ John Kemper    
Name:    John Kemper
Title:
Vice President

Westar Energy Inc., Extension Agreement

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UNION BANK, N.A., as a Lender

By:    /s/ Jeff Fesenmaier    
Name:    Jeff Fesenmaier
Title:
Director

Westar Energy Inc., Extension Agreement

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UBS Loan Finance, as a Lender
 
By:    /s/ Joselin Fernandez    
Name:    Joselin Fernandez
Title:    Associate Director
Banking Products Services, US
By:    /s/ Lana Gifas    
Name:    Lana Gifas
Title:    Director
Banking Products Services, US

Westar Energy Inc., Extension Agreement

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The Bank of New York Mellon, as a Lender

By:    /s/ Hussam S. Alsahlani    
Name:    Hussam S. Alsahlani
Title:    Vice President

Westar Energy Inc., Extension Agreement

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BNP PARIBAS, as a Lender
 
By:    /s/ Pasquale Perraglia    
Name:    Pasquale Perraglia
Title:
Director

By:    /s/ Francis Delaney    
Name:    Francis Delaney
Title:
Managing Director

Westar Energy Inc., Extension Agreement

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DEUTSCHE BANK AG NEW YORK BRANCH, as a Lender
 
By:    /s/ Ming K. Chu    
Name:    Ming K. Chu
Title:
Vice President

By:    /s/ Virginia Cosenza    
Name:    Virginia Cosenza
Title:
Vice President

Westar Energy Inc., Extension Agreement