Exhibit 23.1

 

 

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

 

 

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-59766, 333-36740, 333-60379, 333-85210 and No. 333-108785) and Form S-8 (No. 333-87384, No. 333-88711, No. 333-111736, No. 333-118096 and No. 333-118097) of Corporate Office Properties Trust of our report dated March 16, 2005 relating to the financial statements, management’s assessment of the effectiveness of internal control over financial reporting, and the effectiveness of internal control over financial reporting, which appears in the Annual Report to Shareholders, which is incorporated in this Annual Report on Form 10-K. We also consent to the incorporation by reference of our report dated March 16, 2005 relating to the financial statement schedule, which appears in this Form 10-K.

 

/s/ PricewaterhouseCoopers
PricewaterhouseCoopers LLP
Baltimore, Maryland
March 16, 2005