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UNITED STATES SECURITIES AND EXCHANGE COMMISSION
 Washington, D.C. 20549
 FORM 10-K/A
 Amendment No. 1
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    Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
 For the fiscal year ended December 31, 2005
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    Transaction report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
 Commission file number: 000-49883
 PLUMAS BANCORP
  California
(State or other jurisdiction of
incorporation or organization)
    
    75-2987096
(IRS Employer Identification No.)
 35 S. Lindan Avenue, Quincy, CA
(Address of principal executive offices)
    
    95971
(Zip Code)
 (530) 283-7305
 None.  Common Stock, no par value.
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EXPLANATORY NOTE
   2




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TABLE OF CONTENTS  ITEM 15. EXHIBITS, FINANCIAL STATEMENT SCHEDULES, AND REPORTS ON FORM 8-KSIGNATURESEXHIBIT 23EXHIBIT 31.1EXHIBIT 31.2    Table of Contents  
 ITEM 15. EXHIBITS, FINANCIAL STATEMENT SCHEDULES, AND REPORTS ON FORM 8-K
 (a) Exhibits
 3.1
    
    Articles of Incorporation as amended of Registrant included as exhibit 3.1 to the Registrants
Form S-4, File No. 333-84534, which is incorporated by reference herein.3.2
    
    Bylaws of Registrant included as exhibit 3.2 to the Registrants Form S-4, File No. 333-84534,
which is incorporated by reference herein.3.3
    
    Amendment of the Articles of Incorporation of Registrant dated November 1, 2002.3.4
    
    Amendment of the Articles of Incorporation of Registrant dated August 17, 2005.4
    
    Specimen form of certificate for Plumas Bancorp included as exhibit 4 to the Registrants Form S-4, File No. 333-84534, which is incorporated by reference herein.10.1
    
    Executive Salary Continuation Agreement of Andrew J. Ryback dated August 23, 2005, is included
as Exhibit 10.1 to the Registrants 8-K filed on October 17, 2005, which is incorporated by
this reference herein.10.2
    
    Split Dollar Agreement of Andrew J. Ryback dated August 23, 2005, is included as Exhibit 10.2
to the Registrants 8-K filed on October 17, 2005, which is incorporated by this reference
herein.10.3
    
    Executive Salary Continuation Agreement as amended of William E. Elliott dated October 13,
1993, is included as Exhibit 10.3 to the Registrants 10-QSB for June 30, 2002, which is
incorporated by this reference herein.10.4
    
    Split Dollar Agreements of William E. Elliott dated January 23, 2002, is included as Exhibit
10.4 to the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference
herein.10.5
    
    Employment Agreement of Douglas N. Biddle dated January 1, 2006 is included as Exhibit 10.5 to
the Registrants 8-K filed on March 15, 2006, which is incorporated by this reference herein.10.6
    
    Executive Salary Continuation Agreement as amended of Douglas N. Biddle dated June 2, 1994, is
included as Exhibit 10.6 to the Registrants 10-QSB for June 30, 2002, which is incorporated
by this reference herein.10.7
    
    Split Dollar Agreements of Douglas N. Biddle dated January 24, 2002, is included as Exhibit
10.7 to the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference
herein.10.9
    
    Executive Salary Continuation Agreement as amended of Dennis C. Irvine dated June 2, 1994, is
included as Exhibit 10.9 to the Registrants 10-QSB for June 30, 2002, which is incorporated
by this reference herein.10.10
    
    Split Dollar Agreements of Dennis C. Irvine dated January 24, 2002, is included as Exhibit
10.10 to the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference
herein.10.11
    
    First Amendment to Executive Salary Continuation Agreement of Robert T. Herr dated September
15, 2004, is included as Exhibit 10.11 to the Registrants 8-K filed on September 17, 2004,
which is incorporated by this reference herein.10.13
    
    Deferred Fee Agreement as amended of Jerry V. Kehr dated August 19, 1998, is included as
Exhibit 10.13 to the Registrants 10-QSB for June 30, 2002, which is incorporated by this
reference herein.10.14
    
    Amended and Restated Director Retirement Agreement of Jerry V. Kehr dated April 28, 2000, is
included as Exhibit 10.14 to the Registrants 10-QSB for June 30, 2002, which is incorporated
by this reference herein.10.15
    
    Consulting Agreement of Jerry V. Kehr dated May 10, 2000, is included as Exhibit 10.15 to the
Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.16
    
    Deferred Fee Agreement of Jerry V. Kehr dated December 21, 2005 is included as Exhibit 10.16
to the Registrants 8-K filed on March 15, 2006, which is incorporated by this reference
herein.




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10.18
    
    Amended and Restated Director Retirement Agreement of Daniel E. West dated May 10, 2000, is
included as Exhibit 10.18 to the Registrants 10-QSB for June 30, 2002, which is incorporated
by this reference herein.10.19
    
    Consulting Agreement of Daniel E. West dated May 10, 2000, is included as Exhibit 10.19 to the
Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.20
    
    Split Dollar Agreements of Robert T. Herr dated September 15, 2004, is included as Exhibit
10.20 to the Registrants 8-K filed on September 17, 2004, which is incorporated by this
reference herein.10.21
    
    Amended and Restated Director Retirement Agreement of Alvin G. Blickenstaff dated April 19,
2000, is included as Exhibit 10.21 to the Registrants 10-QSB for June 30, 2002, which is
incorporated by this reference herein.10.22
    
    Consulting Agreement of Alvin G. Blickenstaff dated May 8, 2000, is included as Exhibit 10.22
to the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.24
    
    Amended and Restated Director Retirement Agreement of Gerald W. Fletcher dated May 10, 2000,
is included as Exhibit 10.24 to the Registrants 10-QSB for June 30, 2002, which is
incorporated by this reference herein.10.25
    
    Consulting Agreement of Gerald W. Fletcher dated May 10, 2000, is included as Exhibit 10.25 to
the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.27
    
    Amended and Restated Director Retirement Agreement of Arthur C. Grohs dated May 9, 2000, is
included as Exhibit 10.27 to the Registrants 10-QSB for June 30, 2002, which is incorporated
by this reference herein.10.28
    
    Consulting Agreement of Arthur C. Grohs dated May 9, 2000, is included as Exhibit 10.28 to the
Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.30
    
    Amended and Restated Director Retirement Agreement of Christine McArthur dated May 12, 2000,
is included as Exhibit 10.30 to the Registrants 10-QSB for June 30, 2002, which is
incorporated by this reference herein.10.31
    
    Consulting Agreement of Christine McArthur dated May 12, 2000, is included as Exhibit 10.31 to
the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.33
    
    Amended and Restated Director Retirement Agreement of Terrance J. Reeson dated April 19, 2000,
is included as Exhibit 10.33 to the Registrants 10-QSB for June 30, 2002, which is
incorporated by this reference herein.10.34
    
    Consulting Agreement of Terrance J. Reeson dated May 10, 2000, is included as Exhibit 10.34 to
the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.39
    
    Deferred Fee Agreement of Thomas Watson dated March 3, 2001, is included as Exhibit 10.39 to
the Registrants 10-QSB for June 30, 2002, which is incorporated by this reference herein.10.40
    
    Form of Indemnification Agreement, is included as Exhibit 10.41 to the Registrants 10-QSB for
June 30, 2002, which is incorporated by this reference herein.10.41
    
    2001 Stock Option Plan as amended is included as exhibit 99.1 of the Form S-8 filed July 23,
2002, File No. 333-96957.10.42
    
    1991 Stock Option Plan on Form S-8 filed August 19, 2002, File No. 333-98319.10.43
    
    Plumas Bank 401(k) Profit Sharing Plan as amended is included as exhibit 99.1 of the Form S-8
filed February 14, 2003, File No. 333-103229.10.44
    
    Executive Salary Continuation Agreement of Robert T. Herr dated June 4, 2002, is included as
Exhibit 10.44 to the Registrants 10-Q for March 31, 2003, which is incorporated by this
reference herein.10.46
    
    1991 Stock Option Plan as amended is included as Exhibit 10.46 to the Registrants 10-Q for
September 30, 2004, which is incorporated by this reference herein.




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10.47
    
    Specimen form of Incentive Stock Option Agreement under the 1991 Stock Option Plan is included
as Exhibit 10.47 to the Registrants 10-Q for September 30, 2004, which is incorporated by
this reference herein.10.48
    
    Specimen form of Non-Qualified Stock Option Agreement under the 1991 Stock Option Plan is
included as Exhibit 10.48 to the Registrants 10-Q for September 30, 2004, which is
incorporated by this reference herein.10.59
    
    Director Retirement Agreement of Thomas Watson dated May 1, 2003, is included as Exhibit 10.59
to the Registrants 10-Q for June 30, 2003, which is incorporated by this reference herein.10.60
    
    Consulting Agreement of Thomas Watson dated May 1, 2003, is included as Exhibit 10.60 to the
Registrants 10-Q for June 30, 2003, which is incorporated by this reference herein.10.62
    
    Deferred Fee Agreement of Thomas Watson dated December 23, 2004, is included as Exhibit 10.62
to the Registrants 8-K filed on January 6, 2005, which is incorporated by this reference
herein.10.63
    
    Deferred Fee Agreement of Jerry V. Kehr dated December 24, 2004, is included as Exhibit 10.63
to the Registrants 8-K filed on January 6, 2005, which is incorporated by this reference
herein.11
    
    Computation of per share earnings appears in the attached 10-K under Item 8 Financial
Statements  Plumas Bancorp and Subsidiary Notes to Consolidated Financial Statements as
Footnote 10  Shareholders Equity.21.01
    
    Plumas Bank  California.21.02
    
    Plumas Statutory Trust I  Connecticut.21.03
    
    Plumas Statutory Trust II  Connecticut.23
    
    Independent Auditors Consent letter dated April 18, 2006.31.1
    
    Rule 13a-14(a) [Section 302] Certification of Principal Financial Officer dated April 19, 2006.31.2
    
    Rule 13a-14(a) [Section 302] Certification of Principal Executive Officer dated April 19, 2006.32.1
    
    Certification of Principal Financial Officer pursuant to 18 U.S.C. Section 1350, As Adopted
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 dated March 13, 2006 is filed with
the Original Report.32.2
    
    Certification of Principal Executive Officer pursuant to 18 U.S.C. Section 1350, As Adopted
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 dated March 13, 2006 is filed with
the Original Report.




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SIGNATURES
  PLUMAS BANCORP
 /s/ D. N. BIDDLEDouglas N. BiddlePresident/Chief Executive Officer/s/ ANDREW RYBACKAndrew J. RybackExecutive Vice President/ChiefFinancial Officer




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/s/ DANIEL E. WESTDaniel E. West, Director and Chairman of the Board
    
    Dated: April 19, 2006/s/ TERRANCE J. REESONTerrance J. Reeson, Director and Vice Chairman of the Board
    
    Dated: April 19, 2006/s/ D. N. BIDDLEDouglas N. Biddle, Director
    
    Dated: April 19, 2006/s/ ALVIN G. BLICKENSTAFFAlvin G. Blickenstaff, Director
    
    Dated: April 19, 2006/s/ W. E. ELLIOTTWilliam E. Elliott, Director
    
    Dated: April 19, 2006/s/ GERALD W. FLETCHERGerald W. Fletcher, Director
    
    Dated: April 19, 2006/s/ JOHN FLOURNOYJohn Flournoy, Director
    
    Dated: April 19, 2006/s/ ARTHUR C. GROHSArthur C. Grohs, Director
    
    Dated: April 19, 2006/s/ JERRY V. KEHRJerry V. Kehr, Director
    
    Dated: April 19, 2006/s/ CHRISTINE MCARTHURChristine McArthur, Director
    
    Dated: April 19, 2006/s/ THOMAS WATSONThomas Watson, Director
    
    Dated: April 19, 2006