Exhibit (10)(c)

FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT

This First Amendment to the Amended and Restated Credit Agreement (the
"Amendment") is made as of January 16, 2015, by and among (i) POTLATCH
CORPORATION, a Delaware corporation and a REIT ("Potlatch" or the "Company"),
(ii) POTLATCH FOREST HOLDINGS, INC., a Delaware corporation ("Potlatch Forest"),
(iii) POTLATCH LAND & LUMBER, LLC, a Delaware limited liability company and a
taxable REIT subsidiary of Potlatch ("Potlatch Land & Lumber"), (collectively,
the "Borrowers" and each individually, a "Borrower"), (iv) the "Guarantors" (as
defined in the Credit Agreement, which is defined below), (v) each Lender (as
defined in the Credit Agreement), and (vi) KEYBANK NATIONAL ASSOCIATION, as
Administrative Agent, Swing Line Lender and an L/C Issuer.

RECITALS

A.Borrowers, Guarantors, Administrative Agent and Lenders entered into an
Amended and Restated Credit Agreement dated as of August 12, 2014 (the "Credit
Agreement"). All capitalized terms used herein and not otherwise defined shall
have the meanings given to them in the Credit Agreement.

B.Borrowers, Guarantors, Administrative Agent and the Lenders now desire to
amend the Credit Agreement in order to increase the amount of maximum acres of
Timberlands that the Consolidated Parties are permitted to sell during the term
of the Loan.

NOW, THEREFORE, in consideration of the foregoing Recitals and for other good
and valuable consideration, the receipt and sufficiency of which are hereby
acknowledged, the parties hereto agree as follows:

AGREEMENTS

1.The foregoing Recitals to this Amendment hereby are incorporated into and made
part of this Amendment.

2.This Amendment shall be effective from and after the date (the "Effective
Date") on which this Amendment has been executed by Borrowers, Guarantors,
Administrative Agent and the Required Lenders and all fees due to the
Administrative Agent and the Lenders, if any, in connection with the execution
and delivery of this Amendment have been paid in full.

3.The reference in Section 6.10(c) of the Credit Agreement to "415,268 acres" is
hereby deleted and replaced with "480,000 acres of Timberlands".

4.Borrower hereby represents and warrants that, as of the Effective Date, there
is no Event of Default or Default, the representations and warranties contained
in Article V of the Credit

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Agreement are true and correct in all material respects as of such date and
Borrower has no offsets or claims against any of the Lenders.

5.The undersigned Guarantors, having executed and joined in this Amendment as
shown below, jointly and severally, hereby (i) approve and ratify this
Amendment, (ii) confirm that they have previously joined in the Guaranty, that
they are Guarantors under the Guaranty and that their obligations under the
Guaranty will continue in full force and effect and (iii) agree to fully and
timely perform each and every obligation of a Guarantor under such Guaranty.

6.Choice    of    Law.    THIS AMENDMENT AND THE OTHER LOAN DOCUMENTS AND ANY
CLAIMS CONTROVERSY, DISPUTE OR CAUSE OF ACTION (WHETHER IN CONTRACT OR TORT OR
OTHERWISE) BASED UPON, ARISING OUT OF OR RELATING TO THIS AMENDMENT OR ANY OTHER
LOAN DOCUMENT (EXCEPT, AS TO ANY OTHER LOAN DOCUMENT, AS EXPRESSLY SET FORTH
THEREIN) AND THE TRANSACTIONS CONTEMPLATED HEREBY AND THEREBY SHALL BE GOVERNED
BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAW OF THE STATE OF NEW YORK.

7.Submission to Jurisdiction. EACH OF THE BORROWERS AND EACH OTHER LOAN PARTY
IRREVOCABLY AND UNCONDITIONALLY AGREES THAT IT WILL NOT COMMENCE ANY ACTION,
LITIGATION OR PROCEEDING OF ANY KIND OR DESCRIPTION, WHETHER IN LAW OR EQUITY,
WHETHER IN CONTRACT OR IN TORT OR OTHERWISE, AGAINST THE ADMINISTRATIVE AGENT,
ANY LENDER, THE L/C ISSUER, OR ANY RELATED PARTY OF THE FOREGOING IN ANY WAY
RELATING TO THIS AMENDMENT OR ANY OTHER LOAN DOCUMENT OR THE TRANSACTIONS
RELATING HERETO OR THERETO, IN ANY FORUM OTHER THAN THE COURTS OF THE STATE OF
NEW YORK SITTING IN NEW YORK COUNTY AND OF THE UNITED STATES DISTRICT COURT OF
THE SOUTHERN DISTRICT OF NEW YORK, AND ANY APPELLATE COURT FROM ANY THEREOF, AND
EACH OF THE PARTIES HERETO IRREVOCABLY AND UNCONDITIONALLY SUBMITS TO THE
JURISDICTION OF SUCH COURTS AND AGREES THAT ALL CLAIMS IN RESPECT OF ANY SUCH
ACTION, LITIGATION OR PROCEEDING MAY BE HEARD AND DETERMINED IN SUCH NEW YORK
STATE COURT OR, TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, IN SUCH
FEDERAL COURT. EACH OF THE PARTIES HERETO AGREES THAT A FINAL JUDGMENT IN ANY
SUCH ACTION, LITIGATION OR PROCEEDING SHALL BE CONCLUSIVE AND MAY BE ENFORCED IN
OTHER JURISDICTIONS BY SUIT ON THE JUDGMENT OR IN ANY OTHER MANNER PROVIDED BY
LAW. NOTHING IN THIS AMENDMENT OR IN ANY OTHER LOAN DOCUMENT SHALL AFFECT ANY
RIGHT THAT THE ADMINISTRATIVE AGENT, ANY LENDER OR THE L/C ISSUER MAY OTHERWISE
HAVE TO BRING ANY ACTION OR PROCEEDING RELATING TO THIS AMENDMENT OR ANY OTHER
LOAN DOCUMENT AGAINST THE BORROWERS OR ANY OTHER LOAN PARTY OR ITS PROPERTIES IN
THE COURTS OF ANY JURISDICTION.

8.Waiver of Jury Trial. EACH PARTY HERETO HEREBY IRREVOCABLY WAIVES, TO THE
FULLEST EXTENT PERMITTED BY APPLICABLE LAW, ANY RIGHT IT MAY HAVE TO A TRIAL BY
JURY IN ANY LEGAL PROCEEDING DIRECTLY OR INDIRECTLY ARISING OUT OF OR RELATING
TO THIS AMENDMENT OR ANY OTHER LOA

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N DOCUMENT OR THE TRANSACTIONS CONTEMPLATED HEREBY OR THEREBY (WHETHER BASED ON
CONTRACT, TORT OR ANY OTHER THEORY). EACH PARTY HERETO (A) CERTIFIES THAT NO
REPRESENTATIVE, AGENT OR ATTORNEY OF ANY OTHER PERSON HAS REPRESENTED, EXPRESSLY
OR OTHERWISE, THAT SUCH OTHER PERSON WOULD NOT, IN THE EVENT OF LITIGATION, SEEK
TO ENFORCE THE FOREGOING WAIVER AND (B) ACKNOWLEDGES THAT IT AND THE OTHER
PARTIES HERETO HAVE BEEN INDUCED TO ENTER INTO THIS AMENDMENT AND THE OTHER LOAN
DOCUMENTS BY, AMONG OTHER THINGS, THE MUTUAL WAIVERS AND CERTIFICATIONS IN THIS
SECTION.

9.As expressly modified as provided herein, the Credit Agreement shall continue
in full force and effect.

10.This Amendment may be executed in any number of counterparts, all of which
taken together shall constitute one agreement, and any of the parties hereto may
execute this Amendment by signing any such counterpart.

[Signature pages follow.]

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IN WITNESS WHEREOF, the Borrowers, Guarantors, Administrative Agent, and the
Lenders hereto have caused this Amendment to be duly executed as of the date
first above written.

BORROWERS:    POTLATCH CORPORATION,
a Delaware corporation

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

POTLATCH FOREST HOLDINGS, INC.,
a Delaware corporation

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

POTLATCH LAND & LUMBER, LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

Signature Page to Amendment

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GUARANTORS:    PFHI IDAHO INVESTMENT LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

POTLATCH TIMBERLANDS, LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

POTLATCH LAKE STATES TIMBERLANDS, LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

POTLATCH MINNESOTA TIMBERLANDS, LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

PFPC MCCALL INVESTMENT LLC,
a Delaware limited liability company

By: /s/ Jerald W. Richards    
Name: Jerald W. Richards    
Title: Vice President & CFO    

Signature Page to Amendment

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ADMINISTRATIVE AGENT:    KEYBANK NATIONAL ASSOCIATION,
as Administrative Agent

By: /s/ Nathan Weyer    
Name: Nathan Weyer    
Title: Vice President    

Signature Page to Amendment

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REQUIRED LENDERS:    KEYBANK NATIONAL ASSOCIATION,
as a Lender, an L/C Issuer and Swing Line Lender

By: /s/ Nathan Weyer    
Name: Nathan Weyer    
Title: Vice President    

Signature Page to Amendment

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BANK OF AMERICA, N.A.,
Syndication Agent and as a Lender

By: /s/ Daryl K. Hogge    
Name: Daryl K. Hogge    
Title: Senior Vice President    

Signature Page to Amendment

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U.S. BANK NATIONAL ASSOCIATION,
as a Lender,

By: /s/ Kurban H. Merchant    
Name: Kurban H. Merchant    
Title: Vice President    

Signature Page to Amendment

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NORTHWEST FARM CREDIT SERVICES, PCA

By: /s/ Candy Casteal    
Name: Candy Casteal    
Title: Senior Vice President    

Signature Page to Amendment

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WELLS FARGO BANK, N.A.

By: /s/ Peter Kiedrowski    
Name: Peter Kiedrowski    
Title: Director    

Signature Page to Amendment