UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
 Washington, D.C. 20549
 FORM 10-K/A
 
 (Amendment
No. 2)
 
  þ
    
    ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
EXCHANGE ACT OF 1934
 For the fiscal year ended December 31, 2008
 OR
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    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the transition period from  to
 Commission file numbers:
    
    1-13130 (Liberty Property Trust)1-13132 (Liberty Property Limited Partnership)
 
 LIBERTY
PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP
 
  MARYLAND(Liberty Property Trust)
    
    23-7768996PENNSYLVANIA(Liberty Property Limited Partnership)
    
    23-2766549(State or Other Jurisdiction
    
    (I.R.S. Employerof Incorporation or Organization)
    
    Identification Number)500 Chesterfield ParkwayMalvern, Pennsylvania
    
    19355(Address of Principal Executive Offices)
    
    (Zip Code)Registrants Telephone Number, including Area Code
    
    (610) 648-1700
  NAME OF EACH EXCHANGETITLE OF EACH CLASS
    
    ON WHICH REGISTEREDCommon Shares of Beneficial Interest,$0.001 par value(Liberty Property Trust)
    
    New York Stock Exchange
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  Large Accelerated Filer þ
    
    Accelerated Filer o
    
    Non-Accelerated Filer o
    
    Smaller Reporting Company o(Do not check if a smaller reporting company)
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EXPLANATORY NOTE
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    The Operating Partnerships  disclosure controls and procedures were functioning effectively to provide
reasonable assurance that information required to be disclosed by the
Operating Partnership  in its
reports filed or submitted under the Exchange Act is (i) recorded, processed, summarized
and reported within the time periods specified in SECs rules and forms and (ii)
accumulated and communicated to the Operating Partnerships  management, including its principal
executive and principal financial officers, or persons performing similar functions, as
appropriate to allow timely decisions regarding required disclosure; and
    
    The Operating Partnerships  internal control over financial reporting was effective based on the
criteria on which it was evaluated, as described in the Form 10-K.
 
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INDEX
 PageItem 9A.
Controls  and Procedures
    
    
    4Item 15. Exhibits and Financial Statement Schedules
    
    
    5Signatures for Liberty Property Trust
    
    
    7Signatures for Liberty Property Limited Partnership
    
    
    7Exhibit Index
  
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ITEM 9A. CONTROLS AND PROCEDURES
 
 Evaluation of Disclosure Controls and Procedures
   Managements Annual Reports on Internal Control Over Financial Reporting
   
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Changes in Internal Control Over Financial Reporting
  
 ITEM 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES
  1. REPORTS OF ERNST & YOUNG LLP, INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM AND CONSOLIDATED
FINANCIAL STATEMENTS
 Managements Annual Report on Internal Control Over Financial Reporting  Liberty Property
Trust
 Reports of Independent Registered Public Accounting Firm  Liberty Property Trust
 Financial Statements  Liberty Property Trust
          Managements Annual Report on Internal Control Over Financial Reporting  Liberty Property
Limited Partnership
 Reports of Independent Registered Public Accounting Firm  Liberty Property Limited
Partnership
 Financial Statements  Liberty Property Limited Partnership
          2. FINANCIAL STATEMENT SCHEDULES:
    
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3. EXHIBITS:
  EXHIBIT NO.
    
    DESCRIPTION31.1*
    
    Certifications of the Chief Executive Officer of Liberty Property Trust required by Rule
13a-14(a) under the Securities Exchange Act of 1934.31.2*
    
    Certifications of the Chief Financial Officer of Liberty Property Trust required by Rule
13a-14(a) under the Securities Exchange Act of 1934.31.3*
    
    Certifications of the Chief Executive Officer of Liberty Property Trust, in its capacity as
the general partner of Liberty Property Limited Partnership, required by Rule 13a-14(a) under
the Securities Exchange Act of 1934.31.4*
    
    Certifications of the Chief Financial Officer of Liberty Property Trust, in its capacity as
the general partner of Liberty Property Limited Partnership, required by Rule 13a-14(a) under
the Securities Exchange Act of 1934.32.1*
    
    Certifications of the Chief Executive Officer of Liberty Property Trust required under Rule
13a-14(b) of the Securities Exchange Act of 1934, as amended. (This exhibit shall not be
deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended,
or otherwise subject to the liability of that section. Further, this exhibit shall not be
deemed to be incorporated by reference into any filing under the Securities Act of 1933, as
amended, or the Securities Exchange Act of 1934, as amended.)32.2*
    
    Certifications of the Chief Financial Officer of Liberty Property Trust required by Rule
13a-14(b) under the Securities Exchange Act of 1934, as amended. (This exhibit shall not be
deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended,
or otherwise subject to the liability of that section. Further, this exhibit shall not be
deemed to be incorporated by reference into any filing under the Securities Act of 1933, as
amended, or the Securities Exchange Act of 1934, as amended.)32.3*
    
    Certifications of the Chief Executive Officer of Liberty Property Trust, in its capacity as
the general partner of Liberty Property Limited Partnership, required by Rule 13a-14(b) under
the Securities Exchange Act of 1934, as amended. (This exhibit shall not be deemed filed for
purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise
subject to the liability of that section. Further, this exhibit shall not be deemed to be
incorporated by reference into any filing under the Securities Act of 1933, as amended, or the
Securities Exchange Act of 1934, as amended.)32.4*
    
    Certifications of the Chief Financial Officer of Liberty Property Trust, in its capacity as
the general partner of Liberty Property Limited Partnership, required by Rule 13a-14(b) under
the Securities Exchange Act of 1934, as amended. (This exhibit shall not be deemed filed for
purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise
subject to the liability of that section. Further, this exhibit shall not be deemed to be
incorporated by reference into any filing under the Securities Act of 1933, as amended, or the
Securities Exchange Act of 1934, as amended.)
 
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    Filed herewith 
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SIGNATURES
  
 LIBERTY PROPERTY TRUSTBy:

/s/ George J. Alburger, Jr.George J. Alburger, Jr.Chief Financial OfficerLIBERTY PROPERTY LIMITED PARTNERSHIPBy:
    Liberty Property Trust, its soleGeneral PartnerBy:

/s/ George J. Alburger, Jr.George J. Alburger, Jr.Chief Financial Officer  
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